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Loose Diamond Crystals For Sale - Natural Diamond Crystals Priced $400 to $999

Below is a gallery of  loose diamond crystal, natural crystals of genuine diamond from various countries around the world. These are real diamond that gemstones are made from - not Herkimer Diamonds that are common quartz. Many different crystal forms are available: Octahedral, Cubic, Macle Twins, Balas crystals. All diamonds are natural crystals, exactly as they occurred naturally in the Earth. No polishing, cutting or alteration of any kind. Most commonly available diamond specimens are from South Africa, Australia, and Democratic Republic of Congo. New diamonds are added frequently, check back often. To purchase mineral specimens, go to the Online order form.
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Diamond (0.76 carat yellow cuttable gem-grade octahedral crystal) from Jwaneng Mine, Naledi River Valley, Botswana
#70031, Diamond (0.76 carat yellow cuttable gem-grade octahedral crystal), Jwaneng Mine, Botswana (t) $790

Diamond (3.09 carat black rounded octahedral crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo
#70418, Diamond (3.09 carat black rounded octahedral crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (t) $680

Diamond (0.86 carat yellow cuttable gem-grade octahedral crystal) from Jwaneng Mine, Naledi River Valley, Botswana
#70033, Diamond (0.86 carat yellow cuttable gem-grade octahedral crystal), Jwaneng Mine, Botswana (t) $950

Diamond (2.38 carat dark-gray octahedral crystal) from Northern Cape Province, South Africa
#59585, Diamond (2.38 carat dark-gray octahedral crystal), South Africa (t) $700

Diamond (0.87 carat yellow cuttable gem-grade octahedral crystal) from Jwaneng Mine, Naledi River Valley, Botswana
#70032, Diamond (0.87 carat yellow cuttable gem-grade octahedral crystal), Jwaneng Mine, Botswana (t) $965

Diamond (0.66 carat fancy-intense yellow cubic crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo
#69653, Diamond (0.66 carat fancy-intense yellow cubic crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (t) $875

Diamond (0.61 carat red tetrahexahedral crystal) from Jwaneng Mine, Naledi River Valley, Botswana
#67466, Diamond (0.61 carat red tetrahexahedral crystal), Jwaneng Mine, Botswana (t) $405

Diamond (2.24 carat translucent black octahedral crystals) from Northern Cape Province, South Africa
#70417, Diamond (2.24 carat translucent black octahedral crystals), South Africa (t) $495

Diamond (0.72 carat cuttable fancy-yellow octahedral crystal) from Northern Cape Province, South Africa
#54901, Diamond (0.72 carat cuttable fancy-yellow octahedral crystal), South Africa (t) $955

Diamond (0.76 carat yellow flattened triangular crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#63125, Diamond (0.76 carat yellow flattened triangular crystal), Argyle Mine, Australia (t) $525

Diamond (8.03 carat yellow-gray intergrown rounded crystals) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo
#64699, Diamond (8.03 carat yellow-gray intergrown rounded crystals), Mbuji-Mayi (Miba), Democratic Republic of the Congo (t) $805

Diamond (0.90 carat pale-brown cuttable octahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#67461, Diamond (0.90 carat pale-brown cuttable octahedral crystal), Venetia Mine, South Africa (t) $595

Diamond (4.65 carat yellowish-gray complex crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo (Zaire)
#63141, Diamond (4.65 carat yellowish-gray complex crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire) (t) $615

Diamond (0.97 carat pale-brown irregular crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#63794, Diamond (0.97 carat pale-brown irregular crystal), Argyle Mine, Australia (t) $960

Diamond (0.92 carat fancy-yellow complex crystal) from Ippy, northeast of Banghi (Bangui), Central African Republic
#67459, Diamond (0.92 carat fancy-yellow complex crystal), Ippy, Central African Republic (t) $610

Diamond (1.49 carat fancy orange-brown octahedral crystal) from Northern Cape Province, South Africa
#67463, Diamond (1.49 carat fancy orange-brown octahedral crystal), South Africa (t) $985

Diamond (0.61 carat pale-pink octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#66311, Diamond (0.61 carat pale-pink octahedral crystal), Argyle Mine, Australia (t) $585

Diamond (0.51 carat fancy yellow cavernous crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo (Zaire)
#63148, Diamond (0.51 carat fancy yellow cavernous crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire) (t) $565

Diamond (4.18 carat greenish-gray complex crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo (Zaire)
#63134, Diamond (4.18 carat greenish-gray complex crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire) (t) $550

Diamond (0.27 carat fancy intense-yellow cavernous crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo
#64890, Diamond (0.27 carat fancy intense-yellow cavernous crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (t) $420

Diamond (1.04 carat red-brown distorted octahedral crystal) from Northern Cape Province, South Africa
#64708, Diamond (1.04 carat red-brown distorted octahedral crystal), South Africa (t) $800

Diamond (0.33 carat fancy intense-yellow cavernous crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo
#64889, Diamond (0.33 carat fancy intense-yellow cavernous crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (t) $515

Diamond (0.66 carat cuttable yellow dodecahedral crystal) from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#63804, Diamond (0.66 carat cuttable yellow dodecahedral crystal), Orapa Mine, Botswana (t) $435

Diamond (0.44 carat fancy intense-yellow cavernous crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo
#64885, Diamond (0.44 carat fancy intense-yellow cavernous crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (t) $690

Diamond (0.31 carat fancy intense-yellow cavernous crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo
#64887, Diamond (0.31 carat fancy intense-yellow cavernous crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (t) $485

Diamond (1.00 carat orange-brown distorted dodecahedral crystal) from Northern Cape Province, South Africa
#64705, Diamond (1.00 carat orange-brown distorted dodecahedral crystal), South Africa (t) $770

Diamond (0.37 carat fancy intense-yellow cavernous crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo
#64886, Diamond (0.37 carat fancy intense-yellow cavernous crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (t) $575

Diamond (0.94 carat orange-brown distorted dodecahedral crystal) from Northern Cape Province, South Africa
#64704, Diamond (0.94 carat orange-brown distorted dodecahedral crystal), South Africa (t) $725

Diamond (3.06 carat intergrown greenish-gray complex crystals) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo (Zaire)
#63140, Diamond (3.06 carat intergrown greenish-gray complex crystals), Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire) (t) $405

Diamond (0.94 carat pale pale-yellow octahedral crystal) from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#36458, Diamond (0.94 carat pale pale-yellow octahedral crystal), Orapa Mine, Botswana (t) $625

Diamond (0.78 carat pink octahedral crystal) from Sakha (Yakutia) Republic, Siberia, Russia
#65918, Diamond (0.78 carat pink octahedral crystal), Sakha (Yakutia) Republic, Russia (t) $690

Diamond (0.60 carat fancy intense-yellow cavernous crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo
#64888, Diamond (0.60 carat fancy intense-yellow cavernous crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (t) $935

Diamond (2.79 carat gray spherical Ballas crystal) from Paraguassu River District, Bahia, Brazil
#59101, Diamond (2.79 carat gray spherical Ballas crystal), Paraguassu River District, Brazil (t) $450

Diamond (4.47 carat yellowish-gray complex crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo (Zaire)
#63138, Diamond (4.47 carat yellowish-gray complex crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire) (t) $590

Diamond (0.64 carat cuttable yellow-green tetrahexahedral crystal) from Oranjemund District, southern coastal Namib Desert, Namibia
#54900, Diamond (0.64 carat cuttable yellow-green tetrahexahedral crystal), Oranjemund District, Namibia (t) $875

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

Diamond (3.50 carat pale-gray octahedral crystal) from Vaal River Mining District, Northern Cape Province, South Africa
#70415, Diamond (3.50 carat pale-gray octahedral crystal), Vaal River Mining District, South Africa (t) $770

Diamond (0.56 carat fancy intense yellow cavernous crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo (Zaire)
#60631, Diamond (0.56 carat fancy intense yellow cavernous crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire) (t) $620

Diamond (3.85 carat brown-gray complex crystal) from Mbuji-Mayi (Miba), 300 km east of Tshikapa, Democratic Republic of the Congo (Zaire)
#63133, Diamond (3.85 carat brown-gray complex crystal), Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire) (t) $505

Diamond (0.66 carat fancy orange-yellow asymmetric dodecahedral crystal) from Northern Cape Province, South Africa
#64706, Diamond (0.66 carat fancy orange-yellow asymmetric dodecahedral crystal), South Africa (t) $510

Diamond (0.97 carat orange-brown elongated dodecahedral crystal) from Northern Cape Province, South Africa
#64702, Diamond (0.97 carat orange-brown elongated dodecahedral crystal), South Africa (t) $745

Diamond (7 polished slices with sector-zoned inclusions totaling 0.98 carats) from Zimbabwe
#59947, Diamond (7 polished slices with sector-zoned inclusions totaling 0.98 carats), Zimbabwe (t) $500

 

   

Check out these other galleries:

Diamonds Priced under $200

Diamond Crystals in unusual crystals and clusters

Diamond Crystals under 1 carat

Diamonds Priced $200 -$399

Diamond Crystals for Natural Diamond Jewelry

Diamond Crystals 1-2 carats

Diamonds Priced $400 - $999 

Gem-Grade Diamonds

Diamond Crystals under 2-5 carats
Diamonds Priced $1000 and above

Sawn slices of zoned diamond crystals

Diamond Crystals over 5 carats

Jewelry designs with natural uncut diamonds

Advice on Cutting Rough Diamonds

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Diamonds Priced $200 -$399

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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.