18th Century Navette Ring with Diamonds and Blue Enamel on Gold and Silver solitaire or blanc with a center stone of

with a center stone of a non-heated cushion-cut sapphire weighing 3

Ring size: 60 (diameter 19

Silver and palladium-mounted Cocktail ring

circa 1930

While its name comes from the Latin rubeus meaning red

18th Century Navette Ring with Diamonds and Blue Enamel on Gold and Silver solitaire or blanc with a center stone ofRare shuttle ring in 18kt rose gold and silver (hallmark: owl) decorated with blue guilloch enamel featuring theatrical motifs (tambourine, lute with sheet music, mask) set with rose cut diamonds, surrounded by old cut diamonds. Total diamond weight estimated at approximately 2. 20 carats. Work from the 18th century, circa 1770 1780. Gross weight: 9. 74g Ring size: 61 (diameter 19. 40 US 9. 50). Height: 3. 70cm Width: 2. 10cm Condition: slight micro