Bvlgari B. Zero 1 tricolor ring in 18k size 52 | Gray & Sons
Vintage Bvlgari Tubogas 18 Karat Yellow, Rose, White Gold Tricolor Band Ring at 1stDibs | bvlgari tricolor ring, bulgari tri color ring, bvlgari ring tricolor
Bulgari ring,"B.Zero1", three golds. White gold Yellow gold Pink gold ref.492060 - Joli Closet
Bulgari B.Zero1 Tri Color Gold Band Ring – Oak Gem