1.80-Carat Diamond Tank Ring in Yellow Gold and Platinum platine diamants dans un entourage de diamants

dans un entourage de diamants taillés en brillant et en princesse

A beautiful 18-karat yellow gold ruff necklace (hallmark: rhinoceros head) featuring openwork palmette motifs

Width of central motif: 1

onyx) representing flowers on a black background

1.80-Carat Diamond Tank Ring in Yellow Gold and Platinum platine diamants dans un entourage de diamants18K 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