Bague Art Deco Saphir Synthétique Octogonale et Diamants

This Art Deco engagement ring features an octagonal white 18K gold and platinum band with a rectangular-cut synthetic sapphire center, surrounded by natural rose-cut diamonds and calibrated synthetic sapphires. It weighs approximately 3.01 grams and dates to around 1930.

• The description mentions that synthetic sapphires have been produced since the early 20th century.