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4.23 ct Tremendous Fancy Cut (15 x 8 mm) Unheated / Untreated Play of Colors Rainbow Opal Natural Gemstone

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4.23 ct Tremendous Fancy Cut (15 x 8 mm) Unheated / Untreated Play of Colors Rainbow Opal Natural Gemstone

Special Price $56.99 Regular Price $89.99
In stock
SKU
216940
RARE! Mined From Earth! Semi-Transparent Quality Play of Colors Color
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SKU216940
Gem TypeOpal - Rainbow Opal
Quantity in stock1 item(s) available
ColorPlay of Colors
ShapeFancy
Size/Dimension (L x W)15.19 x 8.37 x 5.06 mm
Weight4.23 cts
ClaritySemi-Transparent
Number of Pieces1
LusterExcellent
OriginEthiopia
TreatmentUnheated / Untreated
Refractive Index1.37-1.47
Specific Gravity2.1
Chemical CompositionSiO2.nH2O
None
IGI Certificate (Processing Time 10 days) ($75)
GIA Certificate (Processing Time 10 days) ($125)
GRS Certificate (Processing Time 15 days) ($125)
FREE of cost, if offered Certificate for this item ($0)
GIL Certificate (Processing Time 5 days) ($20)
AIG Certificate (Processing Time 5 days) ($20)