Rough Uncut Diamond Prices

Rough, Raw, Uncut, Crude Diamond Prices in Anwerp World Diamond Centre

Rough diamond prices will rise due to increasing rarity and high excavation cost.
New: Tracing diamonds from Mine to Market to fight against fraud. Read more about on breaking news.

Rough exist in several types:






and more…

Precise what you want please!

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

To purchase at Ajediam, please:

– indicate your budget
– make an appointment to visit. There is a waiting list.
– viewing rough diamond parcels, Kimberley Certified only,
– pay by Bank Wire Transfer and collect your rough
– Send an Email

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

Fine Rough: from + US $ 2,600 per carat

Commercial Rough: from + US $ 1,500 per carat

for the rough goods weight 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
– Sketching of rough diamonds pinpointing impurities within the diamond.
Detect fake diamonds from natural, synthetic, replica, artificial and fake rough diamonds such as rough glass diamond coated.

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: