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Rough Diamonds - Uncut Diamond Crystals Under 1 Carat

Below is a gallery of  rough crystals of genuine diamond from various countries around the world. These are rough diamonds 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. These are uncut diamond crystals. 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 (0.51 gem-grade yellow dodecahedral crystal) from Premier Mine, Gauteng Province, South Africa
#46534, Diamond (0.51 gem-grade yellow dodecahedral crystal), Premier Mine, South Africa (t) $335

Diamond (0.47 gem-grade pale-yellow dodecahedral crystal) from Premier Mine, Gauteng Province, South Africa
#46535, Diamond (0.47 gem-grade pale-yellow dodecahedral crystal), Premier Mine, South Africa (t) $295

Diamond (0.54 carat yellow macle-twin crystal) from Diamantino, Mato Grosso, Brazil
#46558, Diamond (0.54 carat yellow macle-twin crystal), Diamantino, Brazil (t) $345

Diamond (0.88 gem-grade pale-yellow complex crystal) from Premier Mine, Gauteng Province, South Africa
#46533, Diamond (0.43 gem-grade pale-yellow complex crystal), Premier Mine, South Africa (t) $275

Diamond (0.16 carat fancy-yellow dodecahedral crystal) from Northern Cape Province, South Africa
#45614, Diamond (0.16 carat fancy-yellow dodecahedral crystal), South Africa (t) $85

Diamond (0.15 carat fancy-yellow dodecahedral crystal) from Northern Cape Province, South Africa
#45612, Diamond (0.15 carat fancy-yellow dodecahedral crystal), South Africa (t) $90

Diamond (0.16 carat fancy-yellow dodecahedral crystal) from Northern Cape Province, South Africa
#45606, Diamond (0.16 carat fancy-yellow dodecahedral crystal), South Africa (t) $95

Diamond (0.13 carat fancy-yellow dodecahedral crystal) from Northern Cape Province, South Africa
#45615, Diamond (0.13 carat fancy-yellow dodecahedral crystal), South Africa (t) $80

Diamond (0.11 carat green dodecahedral crystal) from Northern Cape Province, South Africa
#45609, Diamond (0.11 carat green dodecahedral crystal), South Africa (t) $70

Diamond (0.30 carat pink-gray octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#42350, Diamond (0.30 carat pink-gray octahedral crystal), Argyle Mine, Australia (t) $330

Diamond (6 yellow, pink, green crystals - 0.37 carats total) from Northern Cape Province, South Africa
#45617, Diamond (6 yellow, pink, green crystals - 0.37 carats total), South Africa (t) $225

Diamond (0.16 carat fancy-yellow dodecahedral crystal) from Northern Cape Province, South Africa
#45605, Diamond (0.16 carat fancy-yellow dodecahedral crystal), South Africa (t) $95

Diamond (0.97 carat intergrown colorless cubic crystals) from Magna Egoli Mine, between Bo and Kenema, Sierra Leone
#43199, Diamond (0.97 carat intergrown colorless cubic crystals), Magna Egoli Mine, Sierra Leone (t) $315

Diamond (0.73 carat colorless complex crystal cluster) from Magna Egoli Mine, between Bo and Kenema, Sierra Leone
#44111, Diamond (0.73 carat colorless complex crystal cluster), Magna Egoli Mine, Sierra Leone (t) $245

Diamond (0.12 carat fancy-yellow dodecahedral crystal) from Northern Cape Province, South Africa
#45616, Diamond (0.12 carat fancy-yellow dodecahedral crystal), South Africa (t) $55

Diamond (0.49 carat pink-gray dodecahedral crystal) from Williamson Mine, Mwadui, Tanzania
#46246, Diamond (0.49 carat pink-gray dodecahedral crystal), Williamson Mine, Tanzania (t) $120

Diamond (0.64 carat colorless cubic crystal) from Magna Egoli Mine, between Bo and Kenema, Sierra Leone
#39398, Diamond (0.64 carat colorless cubic crystal), Magna Egoli Mine, Sierra Leone (t) $275

Diamond (0.38 carat pale-green octahedral crystal) from Vaal River Mining District, Northern Cape Province, South Africa
#31871, Diamond (0.38 carat pale-green octahedral crystal), Vaal River Mining District, South Africa (t) $250

Diamond (0.11 carat fancy-yellow dodecahedral crystal) from Northern Cape Province, South Africa
#45607, Diamond (0.11 carat fancy-yellow dodecahedral crystal), South Africa (t) $70

Diamond (0.85 carat sherry-colored tetrahexahedral crystal) from Northern Cape Province, South Africa
#46542, Diamond (0.85 carat sherry-colored tetrahexahedral crystal), South Africa (t) $400

Diamond (0.80 carat green-gray complex crystal) from Northern Cape Province, South Africa
#46541, Diamond (0.80 carat green-gray complex crystal), South Africa (t) $445

Diamond (0.51 carat fancy-yellow complex crystal) from Northern Cape Province, South Africa
#46515, Diamond (0.51 carat fancy-yellow complex crystal), South Africa (t) $505

Diamond (0.48 carat green-brown complex crystal) from Northern Cape Province, South Africa
#46514, Diamond (0.48 carat green-brown complex crystal), South Africa (t) $475

Diamond (0.65 carat pale-green distorted crystal) from Finsch Mine, Free State (formerly Orange Free State), South Africa
#46248, Diamond (0.65 carat pale-green distorted crystal), Finsch Mine, South Africa (t) $465

Diamond (0.96 carat green-brown complex crystal) from Letlhakane Mine, south of the Makgadikgadi Salt Plains, Botswana
#46522, Diamond (0.96 carat green-brown complex crystal), Letlhakane Mine, Botswana (t) $530

Diamond (0.88 carat orange elongated dodecahedral crystal) from Letlhakane Mine, south of the Makgadikgadi Salt Plains, Botswana
#46523, Diamond (0.88 carat orange elongated dodecahedral crystal), Letlhakane Mine, Botswana (t) $575

Diamond (0.87 gem-grade yellow elongated dodecahedral crystal) from Diavik Mine, East Island, Lac de Gras, Northwest Territories, Canada
#46531, Diamond (0.87 gem-grade yellow elongated dodecahedral crystal), Diavik Mine, Canada (t) $585

Diamond (0.88 gem-grade yellow dodecahedral crystal) from Diavik Mine, East Island, Lac de Gras, Northwest Territories, Canada
#46532, Diamond (0.88 gem-grade yellow dodecahedral crystal), Diavik Mine, Canada (t) $580

Diamond (0.66 carat yellow tetrahexahedral crystal) from Williamson Mine, Mwadui, Tanzania
#46245, Diamond (0.66 carat yellow tetrahexahedral crystal), Williamson Mine, Tanzania (t) $435

Diamond (0.66 carat pale-green flattened crystal) from Premier Mine, Gauteng Province (formerly Transvaal), South Africa
#40636, Diamond (0.66 carat pale-green flattened crystal), Premier Mine, South Africa (t) $480

Diamond (0.94 carat orange elongated dodecahedral crystal) from Letlhakane Mine, south of the Makgadikgadi Salt Plains, Botswana
#46526, Diamond (0.94 carat orange elongated dodecahedral crystal), Letlhakane Mine, Botswana (t) $590

Diamond (0.86 carat yellow complex crystal) from Catoca Mine, Lunda Norte, Angola
#45525, Diamond (0.86 carat yellow complex crystal), Catoca Mine, Angola (t) $665

Diamond (0.67 carat pale-yellow elongated crystal) from Catoca Mine, Lunda Norte, Angola
#45524, Diamond (0.97 carat pale-yellow elongated crystal), Catoca Mine, Angola (t) $745

Diamond (0.67 carat fancy-yellow elongated crystal) from Venetia Mine, Limpopo Province, South Africa
#45517, Diamond (0.67 carat fancy-yellow elongated crystal), Venetia Mine, South Africa (t) $735

Diamond (0.48 carat pink-gray octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#43196, Diamond (0.48 carat pink-gray octahedral crystal), Argyle Mine, Australia (t) $525

Diamond (0.51 carat purple-gray octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#43195, Diamond (0.51 carat purple-gray octahedral crystal), Argyle Mine, Australia (t) $560

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 (0.44 carat pink-gray octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#41058, Diamond (0.44 carat pink-gray octahedral crystal), Argyle Mine, Australia (t) $440

Diamond (0.86 carat green-gray complex crystal) from Finsch Mine, Free State (formerly Orange Free State), South Africa
#46247, Diamond (0.86 carat green-gray complex crystal), Finsch Mine, South Africa (t) $570

Diamond (0.91 carat yellow-gray octahedral crystal) from Vaal River Mining District, Northern Cape Province, South Africa
#37946, Diamond (0.91 carat yellow-gray octahedral crystal), Vaal River Mining District, South Africa (t) $400

Diamond (0.88 carat yellow flattened crystal) from Mirny, Republic of Sakha (Yakutia), Siberia, Russia
#39513, Diamond (0.88 carat yellow flattened crystal), Mirny, Russia (t) $400

Diamond (0.65 carat pink octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#42348, Diamond (0.65 carat pink octahedral crystal), Argyle Mine, Australia (t) $715

Diamond (0.62 carat pink octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#41059, Diamond (0.62 carat pink octahedral crystal), Argyle Mine, Australia (t) $685

Diamond (0.89 carat green-yellow flattened crystal) from Premier Mine, Gauteng Province (formerly Transvaal), South Africa
#39867, Diamond (0.89 carat green-yellow flattened crystal), Premier Mine, South Africa (t) $650

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 (0.48 carat purple octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#41055, Diamond (0.48 carat purple octahedral crystal), Argyle Mine, Australia (t) $525

Diamond (0.90 carat gray dodecahedral crystal) from Baken Mine, Northern Cape Province, South Africa
#40791, Diamond (0.90 carat gray dodecahedral crystal), Baken Mine, South Africa (t) $500

Diamond (0.84 carat yellow dodecahedral crystal) from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#37704, Diamond (0.84 carat yellow dodecahedral crystal), Orapa Mine, Botswana (t) $550

Diamond (0.62 carat fancy yellow-green dodecahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#45522, Diamond (0.62 carat fancy yellow-green dodecahedral crystal), Venetia Mine, South Africa (t) $685

Diamond (0.74 carat orange dodecahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#45520, Diamond (0.74 carat orange dodecahedral crystal), Venetia Mine, South Africa (t) $875

Diamond (0.78 carat pink octahedral crystal) from Argyle Mine, Kimberley, Western Australia, Australia
#42347, Diamond (0.78 carat pink octahedral crystal), Argyle Mine, Australia (t) $860

Diamond (0.67 carat yellow-green octahedral crystal) from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#30191, Diamond (0.67 carat yellow-green octahedral crystal), Orapa Mine, Botswana (t) $425

Diamond (0.91 carat pinkish-gray dodecahedral crystal) from Baken Mine, Northern Cape Province, South Africa
#40792, Diamond (0.91 carat pinkish-gray dodecahedral crystal), Baken Mine, South Africa (t) $500

Diamond (0.90 carat gray-brown octahedral crystal) from Baken Mine, Northern Cape Province, South Africa
#40790, Diamond (0.90 carat gray-brown octahedral crystal), Baken Mine, South Africa (t) $500

Diamond (0.96 carat gray-brown dodecahedral crystal) from Baken Mine, Northern Cape Province, South Africa
#40789, Diamond (0.96 carat gray-brown dodecahedral crystal), Baken Mine, South Africa (t) $525

Diamond (0.86 carat gem-grade yellow-green octahedral crystal) from Letlhakane Mine, south of the Makgadikgadi Salt Plains, Botswana
#42351, Diamond (0.86 carat gem-grade yellow-green octahedral crystal), Letlhakane Mine, Botswana (t) $945

Diamond (0.90 carat yellow dodecahedral crystal) from Diamantino, Mato Grosso, Brazil
#35675, Diamond (0.90 carat yellow dodecahedral crystal), Diamantino, Brazil (t) $495

Diamond (0.86 carat yellow dodecahedral crystal) from Orapa Mine, south of the Makgadikgadi Salt Plains, Botswana
#40633, Diamond (0.86 carat yellow dodecahedral crystal), Orapa Mine, Botswana (t) $475

Diamond (0.96 carat pale-gray octahedral crystal) from Venetia Mine, Limpopo Province, South Africa
#46257, Diamond (0.96 carat pale-gray octahedral crystal), Venetia Mine, South Africa (t) $740

Diamond (0.96 carat gem-grade yellow flattened triangular crystal) from Premier Mine, Gauteng Province (formerly Transvaal), South Africa
#46264, Diamond (0.96 carat gem-grade yellow flattened triangular crystal), Premier Mine, South Africa (t) $795

 

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.