MARTINI, Roma Ladies’ signet ring in 18k white gold (750‰) with

MARTINI, Roma
Ladies’ signet ring in 18k white gold (750‰) with
black enamel, adorned with an octogonal-cut
emerald (approx 7,29 carats) surrounded with roundcut diamonds
Ring size: 55
Gross weight: 17 g
Sold alongside a secon mounting by MARTINI,
Roma in 18k white gold (750‰) entirely paved with
brilliand-cut diamonds approx. 6 carats (one imitation stone in the
center)
Signed, hallmarked
Ring size: 53
Gross weight: 16 g
With a GEM Paris laboratory preliminary study no.
20241977665 indicating:
Origin: Colombia
Treatments: moderate oil