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Diamonds Uncut - Gem-Grade Diamond Crystals - Top Quality, Few Flaws, Good Color
Priced $1000 and up

Below is a gallery of my best gem-grade natural crystals of genuine diamond from various countries around the world. All diamond crystals on this page are over $1000. These diamonds could be cut into faceted gemstones or used in nataural crystal jewelry and their quality is gem-grade, top quality, few flaws, good color. These are real diamonds uncut 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.

Diamond (1.63 gem-grade carat pale-yellow octahedral crystal) from Diavik Mine, East Island, Lac de Gras, Northwest Territories, Canada
#46530, Diamond (1.63 gem-grade carat pale-yellow octahedral crystal), Diavik Mine, Canada (t) $1075

Diamond (1.63 carat sherry-colored complex crystal) from Diavik Mine, East Island, Lac de Gras, Northwest Territories, Canada
#46519, Diamond (1.63 carat sherry-colored complex crystal), Diavik Mine, Canada (t) $1075

Diamond (1.27 gem-grade yellow dodecahedral crystal) from Ippy, northeast of Banghi (Bangui), Central African Republic
#46537, Diamond (1.27 gem-grade yellow dodecahedral crystal), Ippy, Central African Republic (t) $1145

Diamond (3.57 carat brown octahedral crystal) from Diavik Mine, East Island, Lac de Gras, Northwest Territories, Canada
#46528, Diamond (3.57 carat brown octahedral crystal), Diavik Mine, Canada (t) $1575

Diamond (3.66 carat brown octahedral crystal) from Diavik Mine, East Island, Lac de Gras, Northwest Territories, Canada
#46529, Diamond (3.66 carat brown octahedral crystal), Diavik Mine, Canada (t) $1610

Diamond (4.18 carat brown octahedral crystal) from Diavik Mine, East Island, Lac de Gras, Northwest Territories, Canada
#46527, Diamond (4.18 carat brown octahedral crystal), Diavik Mine, Canada (t) $1510

Diamond (3.07 carat brown octahedral crystal) from Diavik Mine, East Island, Lac de Gras, Northwest Territories, Canada
#46520, Diamond (3.07 carat brown octahedral crystal), Diavik Mine, Canada (t) $1015

Diamond (1.28 gem-grade yellow octahedral crystal) from Ippy, northeast of Banghi (Bangui), Central African Republic
#46536, Diamond (1.28 gem-grade yellow octahedral crystal), Ippy, Central African Republic (t) $1155

Diamond (2.49 carat gem-grade green tetrahexahedral crystal) from Aredor Mine, 35 km east of Kérouané, Guinea
#46508, Diamond (2.49 carat gem-grade green tetrahexahedral crystal), Aredor Mine, Guinea (t) $4980

Diamond (1.01 carat orange dodecahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#45521, Diamond (1.01 carat orange dodecahedral crystal), Venetia Mine, South Africa (t) $1110

Diamond (5.16 carat brown-gray octahedral crystal) from Bakwanga Mine, Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire)
#41548, Diamond (5.16 carat brown-gray octahedral crystal), Bakwanga Mine, Democratic Republic of the Congo (Zaire) (t) $1135

Diamond (9.72 carat brown macle twinned crystal) from Guinea
#39400, Diamond (9.72 carat brown macle twinned crystal), Guinea (t) $4200

Diamond (2.91 carat blue-green flattened crystal) from Paragua, Bolivar Province, Venezuela
#45511, Diamond (2.91 carat blue-green flattened crystal), Paragua, Venezuela (t) $1600

Diamond (4.12 carat gray octahedral crystal) from Northern Cape Province, South Africa
#44943, Diamond (4.12 carat gray octahedral crystal), South Africa (t) $1295

Diamond (1.03 carat yellow-gray dodecahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#45523, Diamond (1.03 carat yellow-gray dodecahedral crystal), Venetia Mine, South Africa (t) $1135

Diamond (1.68 carat gray elongated tetrahexahedral crystal) from Mirny, Republic of Sakha (Yakutia), Siberia, Russia
#38782, Diamond (1.68 carat gray elongated tetrahexahedral crystal), Mirny, Russia (t) $1100

Diamond (1.37 carat yellow-green octahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#45518, Diamond (1.37 carat yellow-green octahedral crystal), Venetia Mine, South Africa (t) $1495

Diamond (1.45 carat orange dodecahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#45519, Diamond (1.45 carat orange dodecahedral crystal), Venetia Mine, South Africa (t) $1595

Diamond (3.28 carat colorless cubic hoppered-growth crystal) from Magna Egoli Mine, between Bo and Kenema, Sierra Leone
#44941, Diamond (3.28 carat colorless cubic hoppered-growth crystal), Magna Egoli Mine, Sierra Leone (t) $1085

Diamond (2.05 carat gem-grade white complex crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#44939, Diamond (2.05 carat gem-grade white complex crystal), Argyle Mine, Australia (t) $6500

Diamonds (two brown octahedral diamond crystals, 5.63 carats total) from Argyle Mine, Kimberley, Western Australia, Australia
#45727, Diamonds (two brown octahedral diamond crystals, 5.63 carats total), Argyle Mine, Australia (t) $1850

Diamond (2.13 carat gem-grade pale-yellow octahedral crystal) from Premier Mine, Gauteng Province (formerly Transvaal), South Africa
#38789, Diamond (2.13 carat gem-grade pale-yellow octahedral crystal), Premier Mine, South Africa (t) $3975

Diamond (7.19 carat pale-brown octahedral crystal) from Northern Cape Province, South Africa
#44944, Diamond (7.19 carat pale-brown octahedral crystal), South Africa (t) $2375

Diamond (1.92 carat green macle-twin crystal) from Guinea
#39394, Diamond (1.92 carat green macle-twin crystal), Guinea (t) $3800

Diamond (1.36 carat light-fancy pink octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#43634, Diamond (1.36 carat light-fancy pink octahedral crystal), Argyle Mine, Australia (t) $1350

Diamond (1.27 carat gem-grade fancy yellow complex crystal) from Koffiefontein Mine, Free State (formerly Orange Free State), South Africa
#43636, Diamond (1.27 carat gem-grade fancy yellow complex crystal), Koffiefontein Mine, South Africa (t) $1675

Diamond (0.99 carat light-fancy pink dodecahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#43633, Diamond (0.99 carat light-fancy pink dodecahedral crystal), Argyle Mine, Australia (t) $1310

Diamond (4.88 carat greenish-gray octahedral crystal) from Bakwanga Mine, Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire)
#42346, Diamond (4.88 carat greenish-gray octahedral crystal), Bakwanga Mine, Democratic Republic of the Congo (Zaire) (t) $1075

Diamond (1.54 carat yellow hexoctahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#46255, Diamond (1.54 carat yellow hexoctahedral crystal), Venetia Mine, South Africa (t) $1075

Diamond (7.27 carat gray octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#41302, Diamond (7.27 carat gray octahedral crystal), Argyle Mine, Australia (t) $2395

Diamond (14.50 carat greenish-gray cubic diamond crystal) from Bakwanga Mine, Mbuji-Mayi (Miba), Democratic Republic of the Congo (Zaire)
#43632, Diamond (14.50 carat greenish-gray cubic diamond crystal), Bakwanga Mine, Democratic Republic of the Congo (Zaire) (t) $5500

Diamond (5.25 carat colorless asymmetric octahedral crystal) from Premier Mine, Gauteng Province (formerly Transvaal), South Africa
#43630, Diamond (5.25 carat colorless asymmetric octahedral crystal), Premier Mine, South Africa (t) $6825

Diamond (1.13 carat gem-grade yellow-gray elongated complex crystal) from Ippy, northeast of Banghi (Bangui), Central African Republic
#42354, Diamond (1.13 carat gem-grade yellow-gray elongated complex crystal), Ippy, Central African Republic (t) $1225

Diamond (1.76 carat cuttable gem-grade yellow octahedral crystal) from Matto Grosso, Brazil
#42933, Diamond (1.76 carat cuttable gem-grade yellow octahedral crystal), Brazil (t) $3875

Diamond (1.91 carat cuttable gem-grade yellow complex crystal) from Matto Grosso, Brazil
#42932, Diamond (1.91 carat cuttable gem-grade yellow complex crystal), Brazil (t) $4200

Diamond (1.99 carat cuttable gem-grade yellow complex crystal) from Matto Grosso, Brazil
#42941, Diamond (1.99 carat cuttable gem-grade yellow complex crystal), Brazil (t) $4375

Diamond (2.11 carat gem-grade yellow octahedral crystal) from Premier Mine, Gauteng Province (formerly Transvaal), South Africa
#39336, Diamond (2.11 carat gem-grade yellow octahedral crystal), Premier Mine, South Africa (t) $4995

Diamond (12.19 carat brown octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#40804, Diamond (12.19 carat brown octahedral crystal), Argyle Mine, Australia (t) $9400

Diamond (2.22 carat cuttable gem-grade yellow octahedral crystal) from Matto Grosso, Brazil
#42943, Diamond (2.22 carat cuttable gem-grade yellow octahedral crystal), Brazil (t) $4895

Diamond (3.34 carat green-gray octahedral crystal) from Northern Cape Province, South Africa
#41296, Diamond (3.34 carat green-gray octahedral crystal), South Africa (t) $1470

Diamond (4.45 carat yellow-gray macle-twin crystal) from Oranjemund District, southern coastal Namib Desert, Namibia
#39070, Diamond (4.45 carat yellow-gray macle-twin crystal), Oranjemund District, Namibia (t) $1375

Diamond (2.05 carat gem-grade white complex crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#44939, Diamond (2.05 carat gem-grade white complex crystal), Argyle Mine, Australia (t) $6500

Diamond (2.12 carat gem-grade pale-yellow octahedral crystal) from Premier Mine, Gauteng Province (formerly Transvaal), South Africa
#38949, Diamond (2.12 carat gem-grade pale-yellow octahedral crystal), Premier Mine, South Africa (t) $3950

Diamond (8.57 carat two intersecting macle-twin crystals) from Northern Cape Province, South Africa
#39395, Diamond (8.57 carat two intersecting macle-twin crystals), South Africa (t) $6500

Diamond (2.48 carat yellow octahedral crystal) from Diamantino, Mato Grosso, Brazil
#28079, Diamond (2.48 carat yellow octahedral crystal), Diamantino, Brazil (t) $8900

Diamond (3.36 carat brown octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#42630, Diamond (3.36 carat brown octahedral crystal), Argyle Mine, Australia (t) $1115

Diamond (1.46 carat pale-gray octahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#46258, Diamond (1.46 carat pale-gray octahedral crystal), Venetia Mine, South Africa (t) $1125

Diamond (3.26 carat brown octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#42938, Diamond (3.26 carat brown octahedral crystal), Argyle Mine, Australia (t) $1075

 

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

Diamond Crystals over 5 carats


Jewelry designs with natural uncut diamonds


Opal from Ethiopia


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John Betts - Fine Minerals, New York, NY  212-678-1942
a division of allminerals.com, dealer of Fine Minerals and Natural Crystal Clusters since 1989.