A tansanite ring
Lot-No. 450
Proceeds : 3.600 €
14 ct. roségold. Wide ring with one large, oval cut tansanite of very fine blue colour with slight violet shade c. 6 ct. (12,6 x 9,1 x 6,3 mm). In front w. 14 mm, size 55/56, weight c. 15 g.