3.50ct Blue-Green Sapphire, Oval Cut Charoite ring width (top): 16

ring width (top): 16

approximate pendant length: 0

Friction-induced heat from the buffing wheel unexpectedly cracked the smoky quartz in our lapidarist's hand

25 inch blue kyanite specimen with a secondary twin crystal growing from the side

3.50ct Blue-Green Sapphire, Oval Cut Charoite ring width (top): 16Natural Blue Green Sapphire Weight (carats) 3. 50cts Weight (grams) 0. 70g Dimensions (inches) 0. 4" x 0. 3" x 0. 2" Dimensions (millimeters) 9. 92mm x 7. 92mm x 4. 61mm Origin unspecific Shape faceted oval cut Material Grade A Colors blue, green, purple Notable Inclusions color zoning Treatments Enhancements heat Mohs Hardness 9 SKU Number #763