Lot of three gold (750) rings: - Yellow gold (750) octagonal chaton ring centered on an oval-cut sapphire set in white gold (750). Finger size: 50 - Yellow gold (750) ring centered with a small claw-set diamond in a radiating bezel setting. Finger size: 53.5 - Ring in white gold (750), centered on an old-cut diamond in a sunburst claw setting. Total gross weight: 6.7 g. Small chips.