French Belle Epoque Opal Diamond Cluster Ring In 18k Gold And Platinum

Opal diamond cluster ring in 18 karat gold and platinum. Ring centered with a large cabochon-cut opal, 3.40 carats. The opal has a yellow color and plays of green, yellow, orange and red colors. It is surrounded by 16 old-cut diamonds, totaling 0.96 ct. The opal has probably been replaced recently. The setting and the diamonds are original. Antique ring, circa 1900, France.

Rhinoceros hallmark (original) and owl and mascaron hallmarks (later)

Ring size: 57 EU or 8 US (resizable)

Bezel height: 2.2 cm - Width: 1.4 cm

Estimated opal weight: 3.4 cts - Opal dimensions: 15 mm x 8 mm x 5 mm - Supposed origin: Ethiopia, Wello type

Estimated diamond weight: 0.96 cts

Note: to preserve the opal, do not expose it to heat or wear it in water.
Condition: fine scratches from use

Weight: 4.5 gr
*The antique box is not sold with the jewel*
The gemstones are expertly appraised by our gemologist, a graduate of the National Gemology Institute of Paris. The jewelry comes with its certificate.