circa 1925

This vintage French platinum (head) and 18K white gold (shank) engagement ring features a very rare untreated 2.31 ct Colombian emerald. The cushion cut emerald is extremely clean and full of life. The center stone is framed by chunky old European cut diamonds (H-I color, SI clarity). Estimated total diamond weight is 1.12 ct.

The emerald measures 9.60 x 7.40 x 4.30 mm.

Majority of emeralds are treated to reduce the visibility of fissures. According to one Colombian emerald dealer, less than 0.1% of of all Colombian emeralds are not treated.

The ring is marked with French eagle’s head and dog’s head assay marks for gold and platinum.

The emerald and diamond top measures 15 x 13 mm (5/8 x 1/2 in.)

Ring size 7.5 (18 mm) sizable

The ring comes with AGL Prestige Gemstone Report No. 1089832 for the emerald.