4.51 ct Octagonal

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Blue Tourmaline

4.51 ct Tourmaline

GSI 73750040311
€1,992
€442 per carat
Stone Tourmaline
Shape Octagonal
Carat 4.51 ct
Colour Blue
Shade Dark
Clarity EC
Cut Step
Proportions
Measurements 11.65 × 8.75 mm
Provenance
Treatment Heated
Mine of origin Rest_Of_Africa
Certificate GSI
Report number 73750040311
Stock reference 829696410
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