Nº 106610757

Nº 106610757

description: one loose gemstone
weight: 3.245 ct
measurements: 9.15 x 7.33 x 5.47 mm
cut & shape: faceted octagonal
identification: natural sapphire
color: vivid blue
color distribution: uneven
color stability: stable
clarity: transparent
fluorescence: faint
comment: indications of heating
provenance: ceylon (sri lanka)
age: ~550 million years
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