Rating: AB. Condition description: Traces of Usesome scratches. This Bulgari Bzero1 ring is a timeless piece of jewelry The three intertwining bands are made of 18k white gold and feature a unique design inspired by the Colosseum in Rome. Bulgari B.zero1 Three. Band Ring. Crafted from 18k white gold. Iconic design inspired by the Colosseum. Features three intertwining bands. Perfect for everyday or formal wear.