White gold Bvlgari ring with diamonds and gemstones

A cheerful 18-carat white gold ring from Bvlgari from the “Allegra” series. Two flexible upper parts, set with an oval, cabochon-cut blue topaz, an oval faceted pink tourmaline and an emerald-cut peridot. Also set with thirteen round brilliant cut diamonds. Ring size 16.5.

Italy, circa 1990