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18.94 ct Pretty Oval Cabochon (22 x 19 mm) Un-Heated Mexico Matrix Fire Opal Loose Gemstone

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  1. Previous 11.49 ct First-class Fancy Cabochon (17 x 14 mm) 100% Natural (Un-Heated) Australia Matrix Fire Opal Loose Gemstone
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  3. Next 17.90 ct Valuable Oval Cabochon (20 x 15 mm) Un-Heated Mexico Matrix Fire Opal Loose Gemstone

18.94 ct Pretty Oval Cabochon (22 x 19 mm) Un-Heated Mexico Matrix Fire Opal Loose Gemstone

Special Price $157.99 Regular Price $239.99
In stock
SKU
205144
Pretty Play of Colors AAA+ Un-Heated Mined From Mexico
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SKU205144
Gem TypeOpal - Matrix Fire Opal
Quantity in stock1 item(s) available
ColorPlay of Colors
GradeAAA+
ShapeOval Cabochon
Size/Dimension (L x W)22.19 x 18.65 x 7.93 mm
Weight18.94 cts
ClarityOpaque
Number of Pieces1
LusterExcellent
OriginMexico
TreatmentUn-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)