1.80-Carat Diamond Tank Ring in Yellow Gold and Platinum platine diamants surrounded by rose-cut diamonds with

surrounded by rose-cut diamonds with a total estimated weight of approximately 0

whether Greek

75 Ct (couleur estimée G à H

60 cts (estimated color I

Width of central motif: 1

1.80-Carat Diamond Tank Ring in Yellow Gold and Platinum platine diamants surrounded by rose-cut diamonds with18K yellow gold and platinum Tank ring (hallmark: owl) set in the center with two old cut diamonds weighing approximately 0. 90 ct (estimated color H, estimated clarity SI to P1) in a setting of old cut diamonds, with a total estimated weight of approximately 0. 90 ct (estimated color H, estimated clarity VS to SI). Circa 1935. Gross weight: 11. 49 g Height of central design: 1. 30 cm Width of central design: 2. 50 cm Ring size: 59 (diameter 18. 75 mm