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6.75 ct Great looking Fancy Shape (16 x 10 mm) Multi Color Australian Koroit Boulder Opal Natural Loose Gemstone

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6.75 ct Great looking Fancy Shape (16 x 10 mm) Multi Color Australian Koroit Boulder Opal Natural Loose Gemstone

Special Price $86.99 Regular Price $139.99
In stock
SKU
216200
Gorgeous Natural Gemstone Genuine & Mined from Earth
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SKU216200
Gem TypeOpal - Boulder Opal
Quantity in stock1 item(s) available
ColorMulti Color
ShapeFancy
Size/Dimension (L x W)16.38 x 10.35 x 4.89 mm
Weight6.75 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)