Bulgari Diamond Onyx 18 Karat White Gold Flip Signet Ring Boucheron Set by yellow gold prongs

Set by yellow gold prongs with a decoratively pierced gallery

Accented by pairs of tapered baguettes bar set in platinum

Maker's mark for  Walter Lampl and stamped 14K

With high polished gold bezel surround

Decorated with a fanning gold appliqué across middle

Bulgari Diamond Onyx 18 Karat White Gold Flip Signet Ring Boucheron Set by yellow gold prongsSignet style ring centers an 11. 0 mm circular disk center that flips on an axis One side is bead set with clustered round brilliant cut diamonds Weighing approximately 0. 20 carat total eye clean and bright The other side is inlaid with a round onyx tablet measuring 7. 0 mm Opaque black in color with excellent polish Both sides are inscribed with 'Bvlgari Bvlgari' Completed by flaring ball shoulders Stamped with Italian assay marks for 18 karat gold