Welcome to Gemstone Auctioneers

20.44 Ct Cushion Colour Change Turkish Diaspore

GEM TYPE :

Diaspore

TOTAL CARAT WEIGHT :


20.44 Cts


SIZE (L,W,H) :


23.59 x 12.11 x 8.55 MM


COLOUR :


Olive Green to Red


SHAPE :

Cushion

HARDNESS :

7.0 MOH'S SCALE



CLARITY :

VS

ORIGIN :

Turkey

TREATMENT :

Unheated / Untreated.

Average retail value

Gemstone variety: Zultanite (Colour Change Diaspore)

Weight: 20.44 cts.

Colour: 063 / 021 - colour change; light yellowish Green; very slightly greyish / light reddish Orange; very slightly brownish.

Clarity: VS, Eye clean 2

Cut: Excellent

Shape: Cushion

Value: USD 34,920.29

Please make sure you read and understand the following declaration

Warning: valuations for Zultanite (Color Change Diaspore) over 16.00 cts may be inaccurate!

Valuation date: 27 Sep 2016

The resulting calculation is an approximate valuation. Factors contributing to a particular gem value can only be accurately assessed during a visual check by a specialist.

Diaspore over 10ct are classified very rare,