the cabochon ruby of rounded form inset and spaced in the broad gold band between old round European cut diamonds Width at top 7mm
Width at back 5mm Weight: 8g
Late 18th / early 19th century pear shaped emerald and diamond cluster ring, c.1800, the Colombian emerald of step cut and elongated outline, open set and inverted within a heart shaped border of old cut diamonds,
Art Deco carved emerald cabochon and diamond ring by Mauboussin, with large dome shaped floral carved Colombian emerald of 50.87ct, probably Indian carved,