Australian White Opal Ring

Ring in 750/1000e (18k) white gold adorned with a large oval white Australian opal in claw setting, supported by 2 brilliant-cut diamonds of 0.10 ct each (approximately 3mm in diameter)
dimensions of the opal: 21 mm long / 14.5 mm wide / 6.3 mm thick (8.10 carats)
total gross weight: 6.4 gr
finger size: 53.5
hallmark: goldsmith and eagle head outside the ring + Branar mark 18k 750 + number 1430 DO16 inside
condition: very good general condition
ref. 479