Rating: AB. Condition description: Traces of Use slight scratches. This stunning Bulgari Bzero1 necklace features three intertwining bands of 18k rose yellow and white gold The outer bands are accented with sparkling diamonds adding a touch of elegance A classic design that makes a statement. Bulgari B.zero1 necklace. Three. band design in 18k tri. color gold. Accented with diamonds. Spring ring clasp. Luxury Italian design.