40.52 ct Valuable Fancy Shape (31 x 19 mm) Multi Color Australian Koroit Boulder Opal Natural Loose Gemstone

Special Price $317.99 Regular Price $479.99
In stock
SKU
216277
Gorgeous Natural Gemstone Genuine & Mined from Earth






SKU216277
Gem TypeOpal - Boulder Opal
Quantity in stock1 item(s) available
ColorMulti Color
ShapeFancy
Size/Dimension (L x W)31.32 x 19.24 x 6.23 mm
Weight40.52 cts
ClarityTranslucent
Number of Pieces1
LusterExcellent
OriginAustralia
Treatment100% Natural (Un-Heated)
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)