Rough, Raw, Uncut, Crude Diamond Prices in Anwerp World Diamond Center updated July2014
How to calculate rough diamond prices Read more about: Antwerp Diamond Exchange, World Diamond Center  -  Rough diamonds explained
There are no standard prices for rough diamonds
Each diamond is unique, 
also the yield from each rough diamond is unique...
How to calculate rough diamond prices













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How to calculate rough, raw, crude, uncut diamond prices:
Estimated selling prices:  

Fine Rough: US $ 2,475 per carat 

Commercial Rough: US $ 1,861 per carat

For the rough goods weigh from 2.50 to 4.00 carats, 
Fine and Commercial. 
Fine are better goods and priced about 50% higher than Commercial.

Determining prices of rough diamonds starts by evaluation of rough diamonds.
This requires a specific gemological knowledge as well as general expertise, structure analyzing about cutting during sorting technics by:
Classification of rough jewelry diamonds and industrial diamonds
Sorting by shape: octahedral, cubic, macle, and dodecahedron crystals, determining their ultimate form in the rough
Sorting by weight and size.
Sorting by color.
Sorting by distortions. 
Sorting by clarity, structure and structural defects: external and internal inclusions, cliveages, marks, naart, maccles... 
Analyze to determine if a rough diamond is to be cleaved, sawed or retained. 
Analyze and detect of strain and stress within the internal molecular structure by polariscope. 
Sketching of rough diamonds pinpointing impurities within the diamond. 
Detect fake diamonds from natural, synthetic, artificial and fake rough diamonds such as diamond coated glass

Learn how to calculate rough diamond prices by diamond quality evaluation course at HRD, the Diamond High Council - AWDC
Detailed different actual polished diamond prices per carat price steps

0.01 to 0.03 carat

0.04 to 0.07 carat

0.08 to 0.14 carat

0.15 to 0.17 carat

0.18 to 0.22 carat

 0.23 to 0.29 carat

0.30 to 0.37 carat

0.38 to 0.49 carat

0.50 to 0.69 carat

 0.70 to 0.89 carat

0.90 to 0.99 carat

1.00 to 1.49 carat

1.50 to 1.99 carat

2.00 to 2.49 carat

2.50 to 2.99 carat

3.00 to 3.49 carat

3.50 to 3.99 carat

4.00 to 4.49 carat

4.50 to 4.90 carat

5.00 to 5.49 carat

Fancy colors

Rough Diamonds
This page was last updated on: July 4, 2014
Jan Huts, Senior Diamantaire - CEO Tel: +32 479 28 12 13
Antwerp World Diamond Center, Diamond Exchange Diamantkring - Hoveniersstraat 2, BE-2018 Antwerp / Belgium / Europe 
Please Note! Entrance for Invites only. For your invitation please Email or call Tel: +32 3 233 29 90
Ajediam Ltd Diamond Manufacturer Cutting Polishing Diamonds - Wholesalers, Your Diamond Company
Brand name: Ajediam, Antwerp Jewels & Diamond Manufacturers 
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parcel rough diamonds
Buyers and sellers are loosing big money on raw, rough, uncut  Diamonds. Current market conditions are unsustainable
Today's Rough Market: Mining companies are losing big money!
View historical pricing evolution graph 1960 - 2014
    July 2014
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Ajediam,
 Email     Tel: +32 3 233 29 90 
Antwerp World Diamond Center, Diamond Exchange, Hoveniersstraat 2, Antwerp / Belgium / Europe
Alrosa rough diamond weighing 145.44 carats