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Reference Values of Gems
Database updated: 1 Aug 2015
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Ametrine: average retail prices, Aug 2015


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Valuation date: 30 Aug 2015
Value chart for Ametrine. Data valid till: 13 Sep 2015
Values in USD per carat; ref. clarity = VVS, ref. cut = Excellent

Color Color Description; Occurrence 1 ct. 3 ct. 5 ct. 10 ct. 30 ct.
183 / 038 - bi color: medium light bluish Purple; very slightly greyish / medium light orangey Yellow; strong183 / 038 - bi color: medium light bluish Purple; very slightly greyish / medium light orangey Yellow; strong
Alternative name, occurrence category: Common
28.4529.2830.1132.1940.51
163 / 045 - bi color: very light bluish Violet / light Yellow; very slightly brownish163 / 045 - bi color: very light bluish Violet / light Yellow; very slightly brownish
Alternative name, occurrence category: Common
18.3118.8519.3820.7226.08

Color grades system


Approximate clarity factors:

Clarity grade VVS VS SI1 SI2 I1 I2 I3 OPQ
Value factor1.0000.9310.8430.521------------

Clarity grade patterns


Gemstone Appraisal:  Ametrine  

Value Charts: printable version  

Gems info: Ametrine  


 
 
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