Table of Largest Gem-Quality Rough Diamonds Discovered in the Different Diamond Mines of the World

Dedicated WebPage for an Up-to-date Table on Largest Gem-Quality Rough Diamonds Discovered in the World

Our website has an extensive resource database on the history of the diamond trade, that also includes well written articles on the history of the famous diamonds in the world. More than 200 famous diamonds have been treated extensively under this section and are listed in alphabetical order on two webpages titled Famous Diamonds, Gemstones and Pearls. A third webpage listing additional famous diamonds have been created, and given the title “More Famous Diamonds”

In this webpage we are publishing a table of largest gem-quality rough diamonds discovered in the various diamond mines of the world throughout history. The diamonds are arranged in descending order of carat weights on the table, and apart from the weight of the diamonds also gives information on the country of discovery, year of discovery, color of the diamond and overall position on the table. The table would be updated as more significant large diamonds are unearthed.

List of Largest Gem-Quality Rough diamonds discovered in the world arranged in descending order of carat weights

Last updated by Lareef A. Samad on Saturday, August 13, 2017

NameCountry of discoveryYear of discoveryCarat WeightColorPosition
CullinanSouth Africa19053,106Colorless/White1
Lesedi La RonaKarowe Mine Botswana20151,109 Colorless/White2
ExcelsiorSouth Africa1893995Colorless /White3
Star of Sierra LeoneSierra Leone1972969.80Colorless/White4
IncomparableZaire1984890Brownish-yellow5
ConstellationKarowe Mine Botswana2015813Colorless/White6
Great MogulIndia1650787Colorless/White7
Millennium StarZaire1990777Colorless/White8
Woyie RiverSierra Leone1945770Colorless/White9
Golden JubileeSouth Africa1985755Yellowish-brown10
President VargasBrazil1938726.60Colorless/White11
JonkerSouth Africa1934726Colorless/White12
Jubilee-ReitzSouth Africa1895650.80Colorless/White13
UnnamedSouth Africa1984620.14 14
SefaduSierra Leone1970620Colorless/White15
Kimberley OctahedralSouth Africa1964616Yellow16
Lesotho PromiseLesotho2006603Colorless/White17
Lesotho BrownLesotho1967601Brown18
CentenarySouth Africa1986599Colorless/White19
De GrisogonoCentral AfricaProbably in the 1950s587Black20
Letseng StarLesotho2011553Colorless/White21
Unnamed Petra DiamondSouth Africa2009507Colorless/White22
Letseng LegacyLesotho2007493Colorless/White23
Light of LetsengLesotho2008478Colorless/White24
Jacob-VictoriaSouth Africa1884457.50Colorless/White25
Zale light of peaceSierra Leone1969435Colorless/white26
De BeersSouth Africa1888428.50Yellow27
NiarchosSouth Africa1954426.50Colorless/White28

©Internet Stones.com

See also  Instruments used in Gemmology-Part II- Dr Shihaan's Guide

Please do not copy our tables. We may be compelled to inform the search engines or file a DMCA request if our content and tables are plagiarised.

Important Information that can be gathered from the above table

1) The 3,106-carat Cullinan rough diamond discovered in 1905 from the Premier Diamond Mine in South Africa remains the largest ever gem-quality rough diamond discovered.

2) The 787-carat Great Mogul Diamond discovered in India in 1650, remained the largest rough diamond ever discovered for 243 years, until the discovery of the 995-carat excelsior rough diamond in the Jagersfontein diamond mine in South Africa in 1893.

3) The 995-carat Excelsior rough diamond held the unique distinction of being the world’s largest gem-quality rough diamond ever discovered for a period of 12 years from 1893 to 1905 until the discovery of the enormous Cullinan rough diamond.

4) The 770-carat Woyie River discovered in 1945, was the 4th-largest rough diamond at the time of its discovery.

5) The 726.60-carat President Vargas discovered in Brazil in 1938, was the 4th-largest rough diamond at the time of its discovery.

6) The 726-carat Jonker diamond discovered in South Africa in 1934, was the 4th-largest rough diamond at the time of its discovery.

7) The 650.80-carat Jubilee-Reitz diamond discovered in 1895 in South Africa was the 3rd-largest diamond at the time of its discovery.

8) The 457.50-carat Jacob-Victoria diamond discovered in 1884 was the 2nd-largest rough diamond at the time of its discovery.

9) The 428.50-carat De Beers diamond discovered in 1888 was the 3rd-largest rough diamond at the time of its discovery.

See also  Diamond Shapes & Cuts- Patented and Old European Cuts- Dr Shihaan's Guide

The information gathered above is confirmed by the table below arranged in chronological order

List of Largest Gem-Quality Rough Diamonds discovered in the World Arranged in Chronological Order

last updated by Lareef A. Samad on Saturday, August 31st, 2013

S/NNameCountry of discoveryYear of discoveryCarat WeightColorPosition at the time of discovery
1Great MogulIndia1650787Colorless/WhiteLargest until 1893
2Jacob VictoriaSouth Africa1884457.50Colorless/White2nd-largest in 1884
3De BeersSouth Africa1888428.50Yellow3rd-largest in 1888
4ExcelsiorSouth Africa1893995Colorless /WhiteLargest in 1893
5Jubilee-ReitzSouth Africa1895650.80Colorless/White3rd-largest in 1895
6CullinanSouth Africa19053,106Colorless/WhiteLargest in 1905
7JonkerSouth Africa1934726Colorless/white4th-largest in 1934
8President VargasBrazil1938726.60Colorless/White4th-largest in 1938
9Woyie RiverSierra Leone1945770Colorless/White4th-largest in 1945
10NiarchosSouth Africa1954426.50Colorless/White10th-largest in 1954
11De GrisogonoCentral africa1950s587Black8th-largest in 1950s
12kimberley OctahedralSouth Africa1964616Yellow8th-largest in 1964
13Lesotho BrownLesotho1967601Brown9th-largest in 1967
14Zale Light of PeaceSierra Leone1969435Colorless/White12th-largest in 1969
15SefaduSierra Leone1970620Colorless/White8th-largest in 1970
16Star of Sierra LeoneSierra Leone1972969.80Colorless/White3rd-largest in 1972
17IncomparableZaire1984890Brownish-yellow4th-largest in 1984
18UnnamedSouth Africa1984620.14 12th largest in 1984
19Golden JubileeSouth Africa1985755Yellowish Brown8th-largest in 1985
20CentenarySouth Africa1986599Colorless/White17th-largest in 1986
21Millennium StarZaire1990777Colorless/White6th-largest in 1990
22Lesotho PromiseLesotho2006603Colorless/White15th-largest in 2006
23Letseng legacyLesotho2007493Colorless/White21st-largest in 2007
24Light of LetsengLesotho2008478Colorless/White22nd-largest in 2008
25Unnamed Petra DiamondSouth Africa2009507Colorless/White20th-largest in 2009
26LetsengStarLesotho2011553Colorless/White19th-largest in 2011

©Internet Stones.com

See also  Instruments used in gemology Part IV- Dr Shihaan's Guide

Back to Updated Tables

Please let us know by commenting below if any diamond that is not listed, which would fit in the table above.

Please do not copy our tables. We may be compelled to inform the search engines or file a DMCA request if our content and tables are plagiarised.

You are welcome to discuss this post/related topics with Dr Shihaan and other experts from around the world in our FORUMS (forums.internetstones.com)

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses cookies to offer you a better browsing experience. By browsing this website, you agree to our use of cookies.