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John Betts - Fine Minerals, a division of ALLMINERALS.COM dealer of Mineral Specimens, Crystals, Gemstones for Rockshops, Rockhounds, Collectors and Mineral Clubs with Articles on Mineral Collecting, Mineral Locations, Mineral Research, Mineral History, Earth Sciences, Geology

 

Gem-Grade Diamond Crystals For Sale - Natural Crystals of Genuine Diamond - Loose Uncut Diamonds

Follow the links below to the high quality gem-grade diamond crystal galleries filled with natural crystals of genuine diamond sold by the New York mineral dealer, John Betts-Fine Minerals. Mr. Betts is a mineral and diamond dealer selling natural crystals to collectors, jewelers, and institutions around the world. Natural crystals of genuine diamond, diamond octahedrans, loose uncut diamonds. All diamonds are uncut, natural diamonds that have not been polished. They are exactly as they emerged from the Earth - totally natural. The galleries are divided into categories based on carat weight, crystal characteristics, and galleries based on prices. Click on the links below to see each gallery. Each diamond illustrated is the exact crystal that you will receive. Each diamond crystal is one-of-a-kind and multiples are not available.  

All diamonds sold on this web site were purchased from legitimate sources not involved in funding conflicts and in compliance with the United Nations Kimberley Process requiring all uncut rough diamonds to be sealed in tamper-proof containers at the point of origin to prevent smuggled conflict-diamonds from tainting the shipment, and a Kimberley Process Certificate is on file at the U.S. Department of Commerce. The owner, John Betts, hereby guarantees that these diamonds are conflict-free, based on written warranty of Kimberley Process.

  To purchase mineral specimens, go to the Online order form.

Diamond (0.71 carat cuttable yellow octahedral crystal) for sale from Diamantino, Mato Grosso, Brazil
#54899, Diamond (0.71 carat cuttable yellow octahedral crystal), Diamantino, Brazil (t) $870

Diamond (1.37 carat superb gem-grade cuttable green asymmetric octahedral crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73568, Diamond (1.37 carat superb gem-grade cuttable green asymmetric octahedral crystal), Almazy Anabara Mine, Russia (t) $5775

Diamond (1.18 carat fancy-green dodecahedral crystal) for sale from Ippy, northeast of Banghi (Bangui), Central African Republic
#72560, Diamond (1.18 carat fancy-green dodecahedral crystal), Ippy, Central African Republic (t) $7750

Diamond (1.41 carat yellow cuttable gem-grade complex crystal) for sale from Sakha (Yakutia) Republic, Siberia, Russia
#73012, Diamond (1.41 carat yellow cuttable gem-grade complex crystal), Sakha (Yakutia) Republic, Russia (t) $4250

Diamond (1.42 carat cuttable fancy intense-green octahedral crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#72249, Diamond (1.42 carat cuttable fancy intense-green octahedral crystal), Almazy Anabara Mine, Russia (t) $4375

Diamond (1.52 carat cuttable fancy-green macle, twinned crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#72248, Diamond (1.52 carat cuttable fancy-green macle, twinned crystal), Almazy Anabara Mine, Russia (t) $4680

Diamond (1.52 carat gem-grade yellow tetrahexahedral crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#72250, Diamond (1.52 carat gem-grade yellow tetrahexahedral crystal), Almazy Anabara Mine, Russia (t) $4725

Diamond (1.52 carat yellow cuttable gem-grade complex crystal) for sale from Sakha (Yakutia) Republic, Siberia, Russia
#73007, Diamond (1.52 carat yellow cuttable gem-grade complex crystal), Sakha (Yakutia) Republic, Russia (t) $4525

Diamond (1.54 carat gem-grade cuttable pale-yellow octahedral crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73300, Diamond (1.54 carat gem-grade cuttable pale-yellow octahedral crystal), Almazy Anabara Mine, Russia (t) $5085

Diamond (1.58 carat gem-grade fancy-yellow macle, twinned crystal) for sale from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#72839, Diamond (1.58 carat gem-grade fancy-yellow macle, twinned crystal), Orapa Mine, Botswana (t) $5225

Diamond (1.63 carat superb cuttable gem-grade green octahedral crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73561, Diamond (1.63 carat superb cuttable gem-grade green octahedral crystal), Almazy Anabara Mine, Russia (t) $6575

Diamond (1.75 carat yellow cuttable gem-grade complex crystal) for sale from Sakha (Yakutia) Republic, Siberia, Russia
#73014, Diamond (1.75 carat yellow cuttable gem-grade complex crystal), Sakha (Yakutia) Republic, Russia (t) $5250

Diamond (1.76 carat cuttable flawless pale-yellow octahedral crystal) for sale from Matto Grosso, Brazil
#72563, Diamond (1.76 carat cuttable flawless pale-yellow octahedral crystal), Brazil (t) $4650

Diamond (1.79 carat cuttable gem-grade fancy yellow-sherry tetrahexahedral crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#70043, Diamond (1.79 carat cuttable gem-grade fancy yellow-sherry tetrahexahedral crystal), Almazy Anabara Mine, Russia (t) $2750

Diamond (1.87 carat cuttable pale-brown elongated crystal) for sale from Northern Cape Province, South Africa
#72836, Diamond (1.87 carat cuttable pale-brown elongated crystal), South Africa (t) $2055

Diamond (0.93 carat fancy-intense green complex crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#72841, Diamond (0.93 carat fancy-intense green complex crystal), Almazy Anabara Mine, Russia (t) $2275

Diamond (1.92 carat superb gem-grade cuttable pale-yellow complex crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73540, Diamond (1.92 carat superb gem-grade cuttable pale-yellow complex crystal), Almazy Anabara Mine, Russia (t) $6995

Diamond (1.96 carat gem-grade cuttable colorless complex crystal) for sale from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#72554, Diamond (1.96 carat gem-grade cuttable colorless complex crystal), Orapa Mine, Botswana (t) $12005

Diamond (1.97 carat gem-grade cuttable pale-yellow complex crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73299, Diamond (1.97 carat gem-grade cuttable pale-yellow complex crystal), Almazy Anabara Mine, Russia (t) $6495

Diamond (1.99 carat gem-grade pale-gray parallel octahedral crystals) for sale from Mirny, Sakha (Yakutia) Republic, Siberia, Russia
#70947, Diamond (1.99 carat gem-grade pale-gray parallel octahedral crystals), Mirny, Russia (t) $3505

Diamond (0.89 carat fancy-intense green complex crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#72842, Diamond (0.89 carat fancy-intense green complex crystal), Almazy Anabara Mine, Russia (t) $2175

Diamond (2.11 carat cuttable gem-grade yellow octahedral crystal) for sale from Premier Mine, Gauteng Province, South Africa
#72838, Diamond (2.11 carat cuttable gem-grade yellow octahedral crystal), Premier Mine, South Africa (t) $5575

Diamond (3.85 carat brown flattened complex crystal) for sale from Damtshaa Mine, near Orapa, Botswana
#62144, Diamond (3.85 carat brown flattened complex crystal), Damtshaa Mine, Botswana (t) $2585

Diamond (2.02 carat gem-grade fancy-green octahedral crystal) for sale from Mirny, Sakha (Yakutia) Republic, Siberia, Russia
#70948, Diamond (2.02 carat gem-grade fancy-green octahedral crystal), Mirny, Russia (t) $3875

Diamond (2.17 carat superb cuttable gem-grade pale-yellow complex crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73539, Diamond (2.17 carat superb cuttable gem-grade pale-yellow complex crystal), Almazy Anabara Mine, Russia (t) $7195

Diamond (2.32 carat superb cuttable gem-grade pale-yellow octahedral crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73542, Diamond (2.32 carat superb cuttable gem-grade pale-yellow octahedral crystal), Almazy Anabara Mine, Russia (t) $7655

Diamond (2.35 carat gem-grade cuttable pale-yellow complex crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73297, Diamond (2.35 carat gem-grade cuttable pale-yellow complex crystal), Almazy Anabara Mine, Russia (t) $7590

Diamond (2.37 carat gem-grade cuttable pale-yellow octahedral crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73298, Diamond (2.37 carat gem-grade cuttable pale-yellow octahedral crystal), Almazy Anabara Mine, Russia (t) $7820

Diamond (2.12 carat gem-grade cuttable pale-yellow octahedral crystal) for sale from Premier Mine, Gauteng Province, South Africa
#72558, Diamond (2.12 carat gem-grade cuttable pale-yellow octahedral crystal), Premier Mine, South Africa (t) $4750

Diamond (2.56 carat cuttable gem-grade pale-gray octahedral crystal) for sale from Northern Cape Province, South Africa
#72835, Diamond (2.56 carat cuttable gem-grade pale-gray octahedral crystal), South Africa (t) $2535

Diamond (2.65 carat gem-grade cuttable pale-yellow octahedral crystal) for sale from Jericho Mine, Nunavut, Canada
#72557, Diamond (2.65 carat gem-grade cuttable pale-yellow octahedral crystal), Jericho Mine, Canada (t) $8950

Diamond (2.62 carat gem-grade intersecting pale-yellow crystals) for sale from Mirny, Sakha (Yakutia) Republic, Siberia, Russia
#70946, Diamond (2.62 carat gem-grade intersecting pale-yellow crystals), Mirny, Russia (t) $4615

Diamond (3.11 carat gem-grade cuttable yellow-gray cubo-octahedral crystal) for sale from Letlhakane Mine, south of the Makgadikgadi Salt Plains, Botswana
#62141, Diamond (3.11 carat gem-grade cuttable yellow-gray cubo-octahedral crystal), Letlhakane Mine, Botswana (t) $4175

Diamond (3.66 carat gem-grade cuttable yellow octahedral crystal) for sale from Northern Cape Province, South Africa
#72555, Diamond (3.66 carat gem-grade cuttable yellow octahedral crystal), South Africa (t) $13600

Diamond (3.81 carat superb gem-grade cuttable cognac-colored twinned crystals) for sale from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#73563, Diamond (3.81 carat superb gem-grade cuttable cognac-colored twinned crystals), Orapa Mine, Botswana (t) $8360

Diamond (4.00 carat gem-grade pale yellow-green octahedral crystal) for sale from Mirny, Sakha (Yakutia) Republic, Siberia, Russia
#70943, Diamond (4.00 carat gem-grade pale yellow-green octahedral crystal), Mirny, Russia (t) $7040

Diamond (4.37 carat gem-grade pale yellow-green octahedral crystal) for sale from Mirny, Sakha (Yakutia) Republic, Siberia, Russia
#70944, Diamond (4.37 carat gem-grade pale yellow-green octahedral crystal), Mirny, Russia (t) $7690

Diamond (0.87 carat yellow cuttable gem-grade octahedral crystal) for sale from Jwaneng Mine, Naledi River Valley, Botswana
#70034, Diamond (0.87 carat yellow cuttable gem-grade octahedral crystal), Jwaneng Mine, Botswana (t) $1020

Diamond (4.10 carat cognac-colored gem-grade tetrahexahedral crystal) for sale from Argyle Mine, Kimberley, Western Australia, Australia
#73291, Diamond (4.10 carat cognac-colored gem-grade tetrahexahedral crystal), Argyle Mine, Australia (t) $4425

Diamond (0.65 carat gem-grade yellow dodecahedral crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#73293, Diamond (0.65 carat gem-grade yellow dodecahedral crystal), Almazy Anabara Mine, Russia (t) $575

Diamond (0.66 carat cuttable pale-yellow complex crystal) for sale from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#72567, Diamond (0.66 carat cuttable pale-yellow complex crystal), Orapa Mine, Botswana (t) $455

Diamond (0.72 carat cuttable fancy-yellow octahedral crystal) for sale from Northern Cape Province, South Africa
#72572, Diamond (0.72 carat cuttable fancy-yellow octahedral crystal), South Africa (t) $1050

Diamond (1.61 carat cuttable yellow-green cubo-octahedral crystal) for sale from Jwaneng Mine, Naledi River Valley, Botswana
#72559, Diamond (1.61 carat cuttable yellow-green cubo-octahedral crystal), Jwaneng Mine, Botswana (t) $1675

Diamond (1.29 carat fancy yellowish-green flattened dodecahedral crystal) for sale from Oranjemund District, southern coastal Namib Desert, Namibia
#72570, Diamond (1.29 carat fancy yellowish-green flattened dodecahedral crystal), Oranjemund District, Namibia (t) $1695

Diamond (0.64 carat cuttable yellow-green tetrahexahedral crystal) for sale from Oranjemund District, southern coastal Namib Desert, Namibia
#72565, Diamond (0.64 carat cuttable yellow-green tetrahexahedral crystal), Oranjemund District, Namibia (t) $875

Diamond (0.90 carat cuttable fancy-yellow octahedral crystal) for sale from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#61545, Diamond (0.90 carat cuttable fancy-yellow octahedral crystal), Orapa Mine, Botswana (t) $1565

Diamond (1.36 carat gem-grade cuttable yellow octahedral crystal) for sale from Oranjemund District, southern coastal Namib Desert, Namibia
#62394, Diamond (1.36 carat gem-grade cuttable yellow octahedral crystal), Oranjemund District, Namibia (t) $1785

Diamond (0.84 carat yellow cuttable gem-grade dodecahedral crystal) for sale from Jwaneng Mine, Naledi River Valley, Botswana
#70030, Diamond (0.84 carat yellow cuttable gem-grade dodecahedral crystal), Jwaneng Mine, Botswana (t) $875

Diamond (1.23 carat gem-grade cuttable pale grayish-yellow octahedral crystal) for sale from Oranjemund District, southern coastal Namib Desert, Namibia
#61541, Diamond (1.23 carat gem-grade cuttable pale grayish-yellow octahedral crystal), Oranjemund District, Namibia (t) $1230

Diamond (1.29 carat greenish-gray gem-grade cuttable dodecahedral crystal) for sale from Vaal River Mining District, Northern Cape Province, South Africa
#62930, Diamond (1.29 carat greenish-gray gem-grade cuttable dodecahedral crystal), Vaal River Mining District, South Africa (t) $1125

Diamond (3.88 carat cuttable gem-grade yellow-gray complex crystal) for sale from Almazy Anabara Mine, Sakha (Yakutia) Republic, Siberia, Russia
#70044, Diamond (3.88 carat cuttable gem-grade yellow-gray complex crystal), Almazy Anabara Mine, Russia (t) $5990

 

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© John Betts - Fine Minerals, New York , NY - All Rights Reserved.
a division of allminerals.com, dealer of Fine Minerals since 1989.  

All diamonds sold on this web site were purchased from legitimate sources not involved in funding conflicts and in compliance with the United Nations Kimberley Process requiring all uncut rough diamonds to be sealed in tamper-proof containers at the point of origin to prevent smuggled conflict-diamonds from tainting the shipment, and a Kimberley Process Certificate is on file at the U.S. Department of Commerce. The owner, John Betts, hereby guarantees that these diamonds are conflict-free, based on written warranty of Kimberley Process.