round unheated Montana Sapphire untreated

Blue Green Unheated Montana Sapphire Round “Portuguese” Cut | 1.33cts | #12-137


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Untreated Montana Sapphire Round “Portuguese” Cut
Weight: 1.33 cts
Measurements: 6.8mm, depth 4mm
Clarity: VVS-VS
Origin: Montana, USA
Enhancements: None

Description: Good-sized unheated Montana sapphire round. In N daylight the color is a silvery blue-green. Under warm incandescent light it shifts to a cool gray, in cool fluorescent light it shifts to a warm gray! Beautifully cut, has a faint inclusion off one side visible at some angles.
(Cut by Andrew Gulij). Pantone coated color card: No match.

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