3.78 ct Super-Excellent Fancy Shape (18 x 9 mm) Multi Color Australian Koroit Boulder Opal Natural Loose Gemstone

Special Price $76.99 Regular Price $119.99
Out of stock
SKU
225551
Rare Stone! Unheated / Untreated Multi Color Orgin From Australia






SKU225551
Gem TypeOpal - Boulder Opal
ColorMulti Color
ShapeFancy
Size/Dimension (L x W)17.58 x 9.15 x 2.81 mm
Weight3.78 cts
ClarityTranslucent
Number of Pieces1
LusterExcellent
OriginAustralia
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)