Market value charts

Sillimanite: average retail prices, Sep 2019

Valuation date: 17 Sep 2019
Value chart for Sillimanite. Data valid till: 01 Oct 2019
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.
084 - medium light Green; slightly greyish 084 - medium light Green; slightly greyish
Alternative name, occurrence category: Common
$43.21/ct $46.00/ct $48.79/ct No data No data
062 - light yellowish Green; strong 062 - light yellowish Green; strong
Alternative name, occurrence category: Common
$25.44/ct $27.08/ct $28.72/ct No data No data
127 - very light very strongly greenish Blue 127 - very light very strongly greenish Blue
Alternative name, occurrence category: Common
$33.11/ct $35.25/ct $37.38/ct No data No data
223 - colorless 223 - colorless
Alternative name, occurrence category: Common
$19.98/ct $21.27/ct $22.55/ct No data No data

Approximate clarity factors:

Clarity grade VVS VS SI1 SI2 I1 I2 I3 OPQ
Value factor 1.0000.8160.7650.5580.412---------


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