- Customer Notice our Auctions have moved to Bid-4.com. Register now at www.bid-4.com or www.bid4opal.com
New Arrivals
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Stunning Stack of Lightning Ridge Seam opal rough 20.50cts Gorgeous Bright Yellow Dominant Multicolours & full of potential to cut 20x14x4 to 12x10x1.5mm NEW914
₭4,718,643.93
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Mulga® Cutters Dark Crystal Seam opal rough Stack 15.50cts Wee Warra Plains Gorgeous Bright Multicolours & full of potential 20x15x4 to 13x9x3mm NEW913
₭5,719,568.40
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Mulga® Cutters Black Seam opal rough parcel 64.50cts Wee Warra Plains Gorgeous Bright Multicolours & full of potential 24x12x4 to 11x7x3mm NEW912
₭21,448,381.50
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PULSAR DIAMOND® Gold Anodised Aluminium Motor Cooler / Heat Sink Fits various 6"/150mm Cabbing Machines Like Pulsar / Vevor / Cab King / Others Pimp Your Lapidary machine Now
₭3,574,730.25
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Knobby & Fossil opal rough Lightning Ridge 125.00cts Bright Multi Colours to go at 22x14x5 to 9x7x6mm NEW911
₭3,288,751.83
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Knobby Seam & Fossil opal rough Lightning Ridge 235.00cts Lots Bright Colours to go at 20x18x12 to 6x5x4mm NEW910
₭3,431,741.04
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Knobby Seam & Fossil opal rough Lightning Ridge 315.00cts Lots Bright Colours to go at 18x10x8 to 10x7x3 mm NEW909
₭4,575,654.72
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Knobby Seam & Fossil opal rough Lightning Ridge 255.00cts Lots Bright Colours to go at 20x14x4 to 8x6x5mm NEW908
₭3,431,741.04
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Knobby Seam & Fossil opal rough Lightning Ridge 255.00cts Lots Bright Colours to go at 18x9x6 to 8x6x4mm NEW907
₭3,431,741.04
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Bright & Vibrant Yellow Dominant Knobby opal rough 21.00cts Stunning Lighting Ridge Material to cut 16x8x6 to 8x7x5 mm NEW906
₭5,147,611.56
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Gorgeous Seam opal rough Lightning Ridge 245.00cts Bright Multicolours to go at 25x15x4 to 12x8x2 mm NEW905
₭4,003,697.88
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Gorgeous Bright & Stunning Black & Dark opal rub 17.25cts Bright Multicolours to finish & Polish Gems16x14x3 to 14x6x3mm NEW904
₭8,579,352.60
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Bright & Vibrant Multicolour Knobby opal rough 31.00cts Stunning Lighting Ridge Material to cut 18x17x7 to 10x9x5 mm NEW903
₭5,147,611.56
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Gemmy Coocoran Field Knobby Cutters rough opal stack 17.00cts Very Bright & Gorgeous Yellow/Green/Blue Dominant fires 18x15x4 to 17x9x4mm NEW902
₭5,719,568.40
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One to cut Lightning Ridge Dark base Crystal Seam opal rough 19.00cts Very Bright Yellow/Green/Blue Dominant fires to cut & polish 24.000 x 20.000 x 8.000 mm NEW901
₭5,719,568.40
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Stunning Lightning Ridge Crystal Base Knobby & Seam opal rough formations 27.50cts Bright Yellow/Green/Orange Dominant fires to cut & polish 21x12x6 to 15x7x4mm NSW150
₭2,859,784.20
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Stunning Lightning Ridge Dark Base Knobby opal rough split 16.95cts Bright Orange/blue/Green Dominant fires to cut & polish 17x10x9 & 16x10x10mm NSW149
₭2,287,827.36
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Lightning Ridge Dark Base Seam opal rough 12.75cts Bright Yellow/Orange/Green Dominant fires to chase & polish 22x14x9mm NSW148
₭1,143,913.68
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Lightning Ridge 25.75cts Rough Opal Crystal Knobby formations with Blue dominant Multi tones of fires 19x17x9 & 24x10x10mm NSW147
₭1,429,892.10
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Lightning Ridge 6.95cts Rough Opal Dark Knobby split to cut gorgeous Vibrant Green Dominant Multifires 18x8x4 & 15x8x6 mm NSW146
₭1,572,881.31
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PULSAR DIAMOND® Lapidary Starter Set 10 x Fully Sintered Diamond Burr 2.35mm Shank Bullet & Barrel Points in 60# 100# 200# 400# 800# Grits for grinding Opal & Gemstones, Glass, Stone, Metal Polishing Fits Dremel Foredom & Pulsar tools
₭1,714,440.63

Customer Notice
Our Auctions are Moving to bid-4.com Bid for weekly £1 no reserve Opal Auctions open 28th Feb 2025
Weekly Deals First Come First Serve
Buy any 5 Deal items, and the cheapest item will be refunded after your order is placed. Please note: Deal items are excluded from any additional discounts! Free combined postage on orders over £50 Still applies till 2025 then is £100 order min for free shipping.
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Mintabie Dark Crystal Seam opal rough 5.60cts Bright gorgeous Royal Blue fires showing asking to be explored 18x15x5mm NSW138
₭714,946.05
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Lightning Ridge Crystal knobby opal rub rough 3.75cts Bright Blues exposed with some clay/sand host to work around 14x11x5mm NSW137
₭571,956.84
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Lightning Ridge Rough rub Opal 3.15cts Dark Base blue dominant fires to cut and polish 15x13x3mm NSW132
₭500,462.24
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Lightning Ridge Rough Opal 11.25cts Dark Base Crystal Gamble Knobby blue dominant fires with flashes of yellows 18x14x7mm NSW131
₭500,462.24
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Lightning Ridge Small Knobby Rough Opal 2.50cts Showing Blue fires to gamble 13x10x3mm NSW130
₭357,473.03
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Big Size Lightning Ridge Black Seam opal 46cts Displaying Gorgeous Bands of Green Fires 35x18x15mm NSW129
₭1,000,924.47
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Lightning Ridge Crystal Seam opal rough Stack 8.75cts Lots of Blues to explore 12x12x2mm to 10x9x3mm GMB-038
₭571,956.84
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Lightning Ridge Grey base Seam opal rough 1.50cts Stunning small Gem bar to cut & Polish 14x6x3mm GMB-036
₭571,956.84
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Lightning Ridge Dark Base knobby 4.00cts Bright Blue colours to explore and gamble 12x8x7mm GMB-034
₭571,956.84
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Lightning Ridge Black opal Fossil Rough 2.00cts Stunning Gorgeous Bright Green Dominant Multifires 11x10x4mm GMB-033
₭571,956.84
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Lightning Ridge Crystal knobby opal formation 3.10cts Gamble Blues fires to carve/collect 13xx6mm GMB-032
₭571,956.84
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Lightning Ridge Untouched Light base knobby rough opal 3.75cts Blues showing through the skin 14x12x5mm Gamble GMB-031
₭571,956.84
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Mulga Semi Black Seam opal rough 1.20cts Stunning Multifires with Oranges being dominant 12x8x3mm GMB-030
₭571,956.84
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Lightning Ridge Crystal knobby opal rough 5.10cts Showing Bright Blues with some flashes of greens to gamble 14x11x8mm GMB-028
₭571,956.84
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Lightning Ridge Dark base Crystal Seam opal 1.30cts Note this is thin So suit inlay/doublet etc Nice Bright Blue fires to work with 12x11x1.5mm GMB-025
₭571,956.84
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Lightning Ridge interesting looking opal formation rough 5.20cts Showing some blue & green fires 15x15x6mm GMB-024
₭571,956.84
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Lightning Ridge Untouched Dark base Crystal Pea Knobby opal rough 2.70cts Very Bright Vibrant Deep Royal Blue fires to gamble 10x10x6mm GMB-023
₭571,956.84
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Lightning Ridge Dark base Seam opal 1.95cts Note this is thin So suit inlay/doublet etc Nice Yellow/Blue/Green fires to work with 15x7x3mm GMB-021
₭428,967.63
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Lightning Ridge Black Centered Dark Base Knobby opal rough 5.30cts Clipped to expose Bright bar with blue fires 17x12x6mm GMB-017
₭571,956.84
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Lightning Ridge Crystal base thin Seam opal rough 2.00cts Stunning Pastel tones of Greens & Blues 11x10x3mm GMB-016
₭571,956.84
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Lightning Ridge Untouched Crystal Base Knobby opal rough 3.40cts Bright blue dominant fires to carve or collect 11x10x6mm GMB-013
₭571,956.84
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Lightning Ridge Untouched Seam opal formation rough 4.50cts Showing some nice bright Multicolours collect or gamble 13x12x7mm GMB-012
₭500,462.24
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Lightning Ridge Opalised Wood fossil rough opal 4.60cts Dark base with some Multicolour flashes to explore or collect 18x7x6mm GMB-011
₭571,956.84
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Lightning Ridge Black opal Rub /rough 6.00cts Stunning Bright Electric Blues with hints of Greens 14x12x6mm GMB-008
₭571,956.84
Other New Products
Other new products including lapidary & makers supplies
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Coming Soon PULSAR DIAMOND® "Slick 6 Pro" Cabbing Machine 6 wheels x 6"/150mm plus Diamond saw & table , Full face magnetic & Centre Hole Flat lap & More . Lapidary Cab Cabber Grinding Polishing Gemstone Cabochon machine
₭42,753,773.79
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PULSAR DIAMOND® 100#Grit Fully Sintered Diamond Lapidary Cabbing grinding wheel. 10mm Thick Sintered rim Balanced Aluminum Hub 6"/150mm Diameter 1.5"/38mm Wide 1"/25.4mm Bore
₭10,438,212.33
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PULSAR DIAMOND® 220#Grit Fully Sintered Diamond Lapidary Cabbing grinding wheel. 10mm Thick Sintered rim Balanced Aluminum Hub 6"/150mm Diameter 1.5"/38mm Wide 1"/25.4mm Bore
₭10,438,212.33
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PULSAR DIAMOND® Full Set of 30 shapes 200#Grit Medium Blue Band Fully Sintered Diamond Burr 2.35mm Shank for grinding Opal & Gemstones, Glass, Stone, Metal Polishing Fits Dremel Foredom & Pulsar tools
₭4,790,138.54
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PULSAR DIAMOND® Full Set of 23 shapes 60#Grit Super Coarse Black Band Fully Sintered Diamond Burr 2.35mm Shank for grinding Opal & Gemstones, Glass, Stone, Metal Polishing Fits Dremel Foredom & Pulsar tools
₭3,646,224.86
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PULSAR DIAMOND® Gold Anodised Aluminium Motor Cooler / Heat Sink Fits various 6"/150mm Cabbing Machines Like Pulsar / Vevor / Cab King / Others Pimp Your Lapidary machine Now
₭3,574,730.25
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PULSAR DIAMOND® Full Set of 22 shapes 100#Grit Coarse Green Band Fully Sintered Diamond Burr 2.35mm Shank for grinding Opal & Gemstones, Glass, Stone, Metal Polishing Fits Dremel Foredom & Pulsar tools
₭3,503,235.65
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OPAL FEVER MATE CERIUM OXIDE OPAL / GLASS POLISH Ultra Fine 2.5 MICRON 2KG Bulk
₭3,431,741.04
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PULSAR DIAMOND® Full Set of 20 shapes 800#Grit Extra Fine Yellow Band Fully Sintered Diamond Burr 2.35mm Shank for grinding Opal & Gemstones, Glass, Stone, Metal Polishing Fits Dremel Foredom & Pulsar tools
₭3,160,061.54
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PULSAR DIAMOND® Full Set of 20 shapes 400#Grit Fine Red Band Fully Sintered Diamond Burr 2.35mm Shank for grinding Opal & Gemstones, Glass, Stone, Metal Polishing Fits Dremel Foredom & Pulsar tools
₭3,160,061.54
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PULSAR DIAMOND® Set of 10 x Fully Sintered Diamond Burr 2.35mm Shank size for grinding Opal & Gemstones, Glass, Stone, Metal Lapidary Polishing Fits Dremel Foredom & Pulsar tools
₭2,216,332.76
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PULSAR DIAMOND® Lapidary Starter Set of 10 x Fully Sintered Diamond Burr 2.35mm Shank size S.Coarse-Medium-Fine-Ex.Fine for grinding Opal & Gemstones, Glass, Stone, Metal Polishing Fits Dremel Foredom & Pulsar tools
₭1,930,354.34
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New for 2025 PULSAR DIAMOND® Fully Sintered Grinding wheels 20mm x 10mm 60-120-240-360Grit Bronze High Diamond Concentration Designed for opal LITTLE RIPPER™ Hubdrive™ M3 Screw on Grinding/Burr wheels Lapidary rotary tools carving 2.35mm or 3.00mm shanks
₭1,858,859.73
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PULSAR DIAMOND™ 6"x 1 1/2" / 150mm x 38 mm Soft diamond resin wheels in various grits bore 1" / 25.4mm with plastic bushes
₭1,858,859.73
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OPAL FEVER MATE CERIUM OXIDE OPAL / GLASS POLISH Ultra Fine 2.5 MICRON 1KG Bulk
₭1,858,859.73
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Pulsar Diamond Little Lapper 2"/50mm Resin Diamond Hook & Loop back hard resin flat laps mini lapidary 50-10,000Grit sets
₭1,715,870.52
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PULSAR DIAMOND® Lapidary Starter Set 10 x Fully Sintered Diamond Burr 2.35mm Shank Bullet & Barrel Points in 60# 100# 200# 400# 800# Grits for grinding Opal & Gemstones, Glass, Stone, Metal Polishing Fits Dremel Foredom & Pulsar tools
₭1,714,440.63
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Pulsar Diamond Little Ripper SOFT-TOUCH Medium Hard Diamond Resin wheels kit 20mm diameter x 10mm wide wheels including metal ripper and 2x 3mm shank mandrels Lapidary
₭1,429,892.10
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PULSAR DIAMOND® Mk2 Little Ripper™ Hub Drive Diamond Resin Wheels 7 Piece Sets 200Grit to 10,000 Grit IN STOCK READY TO SHIP 2.35mm or 3mm mandrels 20x10mm Soft-Touch Resin Lapidary Burr For Rotary Tools carving
₭1,415,593.18
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NEW FOR 2024 OFM'S PULSAR™ DIAMOND IMPREGRNATED SPONGE HAND LAPPING PADS SUITABLE FOR MAKING INLAY RINGS SET of 6 Grits 500#, 1000#, 2000#, 3000#, 6000#, 10000#
₭1,286,902.89
Featured Collections
Discover Our Range of Natural Australian opal
See what our customers are saying
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John Stuart graves GB
Brilliant service as always
The stones were just as the photos
Very impressive would recommend all to buy good quality opals and very friendly staff -
Paige B
I cannot fault Opal Fever Mate in the slightest, from great quality to great (and I mean GREAT) prices. From a relaxing browsing experience to a good check out experience !no faff! Amazing customer service! Very Kind, genuine and overall very helpful!! Can't forgot about the Opals.... AMAZING! 🌟+⁵ you get exactly what you pay for, the descriptions are 100% accurate, no unexpected problems or bad surprises when Shipping is super fast with no problems there, So I will honestly say don't waste your money elsewhere if you want quality all round this is were it's at! Well done Opal Fever Mate 👏🏼🌟
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Dagmara UK
Amazing service! Very helpful and friendly helping me find just what I’m looking for,Beautiful opal just as on the pictures and video provided😍Very quick delivery I would 100% recommend for anyone! 1st class service 🥇 Thank you!
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Jordon. UK
Ordered some lovely opal at a really reasonable price all arrived the next day after dispatch great items great value and great customer service will be buying from again great experience.
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Matt W UK
After many purchases I can safely say opal fever mate never let's you down on both quality and service catering to both beginners and experts and everyone in between with expert friendly staff on hand for advice who could ask for more? Whatever type of opal tickles your fancy matey always has plenty of stock to choose from and always has deals and bargains to grab in the live auctions with quick easy delivery ofm truly has it all
Keep up the good work guys and gals -
Sandro Dreher
Bester Opal
Ich bestell jetzt regelmäßig hier … weil ich mir hier sicher sein kann das man hier das bekommt was man bestellt hat und das beste ist hier , das man auf meine Wünsche eingeht und bis jetzt hab ich immer ein mega schönen Rough Opal bekommen für ein sehr guten Preis … ich hatte erst über eBay Opal bestellt aber da gibt es viele Betrüger …. Deswegen bin ich über froh die Seite hier gefunden zu haben und ich bin mir ziemlich sicher das es einer der besten Opal Händler ist …. Vielen Dank für alles
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DONNIE HEACOX
I have been buying rough from OFM for over a year now and I have always been pleased with the product. The quality of the videos is top notch! You get a good solid idea of what you are buying. I have cut some absolutely gem quality "whoppers" from the parcels I have gotten from OFM. Don't think twice about buying here......OFM is the place to go!!!!!! Pictures coming soon of finished pieces!!!
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Thomas Eden
USA customer pleased!
When I first came to this site I wasn't sure about it but after talking to the chat with us members which they are quite helpful and friendly I am sticking with this site for opal purchases. Great deals on here as well Thank you
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Alan Peterson
The Best
I’ve been buying opal of Matey for many years and have always found his opal to be excellent quality and provides a service second to none. All I can say is give them a try you will not be disappointed
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Scott peters
Solid deals
Trusted dealer, I've cut some awesome stones from mateys parcels
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Kerrie
Very happy :)
Very happy to have stumbled upon opalfevermate. I know exactly what I'm buying and at a very reasonable price. Fast delivery and beautiful stones.
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Jake
Spot on!
Top seller 10/10, always great opal and fast delivery
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Deborah Brown
With amazing deals, superb quality, I can not recommend this company enough, novice or professional you will not be disappointed. Daily offers you can't refuse or beat. I challenge you to find a more professional service that will go to great length to ensure your experience is second to none. Thank you so very much
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Wiktoria Pyzio
Really Amazing Opals , they just arrived :)
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Skinnerink
Third time buying from this site and I can safely say one of the best in the opal industry to deal with! Polite, on point and willing to help. Keep up the great work 💪🏻
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Philip Davies
What can i say !
I can’t recommend OFM enough, M is superb, knows his stuff and will bend over backwards to help you. The wins I get in the auctions come sealed up in a bag with all the info, so if you forget about it when you do get around to working the stone you know all about it! Now my top guy for opal and should be yours too.
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George Mahoney
Faithful pictures and video, unbelievable vivid colour bar on this stone, looking forward to seeing what it yields. Really really fast delivery.
Looking forward to having a peek into these stones, really appreciate the videos, helps a lot, and nice to see a UK based Opal rough seller. Ta
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Sean Godfrey
Excellent as usual 👍🏻
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Scott
Blues n greens
Stunning electric greens and blues in seam opal are stones,, 2 cutters, bargain price in mateys auctions
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Philip Davies
What can i say !
I can’t recommend OFM enough, M is superb, knows his stuff and will bend over backwards to help you. The wins I get in the auctions come sealed up in a bag with all the info, so if you forget about it when you do get around to working the stone you know all about it! Now my top guy for opal and should be yours too.
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Fabian Fender
Schnelle Lieferung
Guter Stein. Schneller Versand. Hat alles super geklappt.
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Ronald Schmidt sr
Happy customer from the USA !
My go to company for opal. The opal is bang on every time! Technology isn't my baby, but they are always patient with me. Love the auctions, bidding still gives me a buzz :) Keep up the good work !
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John Jack Jahn
Arrived safe and sound, well packaged
Lookin Great in my ring :)
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Gena Mouncer
Love it . . .
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S, peters
Free win :)
Awesome, I won some opal for Free ON OFM YOU TUBE GIVEAWAYS, THANKS MATEY
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Information, Blogs and Articles on Australian Opal
More Articles & Blogs being added soon . Thanks for reading :)
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Exploring Australia's Black Opal Fields
Martyn Jones @
Black opals are one of the most sought-after gemstones in the world. Known for their stunning play of colors, these opals are highly valued for their rarity and beauty. But where exactly can you find these precious gemstones in Australia? In this blog post, we will explore the opal fields of Lightning Ridge, Grawin, Andamooka, Mintabie, Coober Pedy, and Lambina. -
Unlocking the Mysteries: About OPAL on Mars
Martyn Jones @
Opal, a beautiful gemstone known for its vibrant colors and unique play of light, has long been associated with Earth. However, recent discoveries have revealed that opal can also be found on Mars, our neighboring planet. This revelation has left many people wondering: how is opal found on Mars? Let's explore the fascinating science behind this discovery. -
Why Black Opal is Worth 10x More than White opal: Explained
Martyn Jones @
Opals are known for their mesmerizing play of colors and unique beauty. They come in a variety of colors, with black opal and white opal being two popular choices. However, black opal is often considered more valuable and can be worth up to 10 times more than white opal. So, what makes black opal so special and why is white opal regarded as a lesser gemstone? Let's explore the reasons behind this valuation difference. -
The Wee Warra opal fields of Lightning Ridge A Brief History
Martyn Jones @
Opal mining has a rich history in the Wee Warra area of Lightning Ridge, Australia. This region has been a hub for opal enthusiasts and miners for many years, with a significant opal rush occurring in 2000. Although the opal rush of 2000 has almost mined out the area, there are still a few dedicated mining crews who continue to work in this unique and fascinating location.