David Yurman Petrvs lion ring in sterling silver and 18k yellow gold. Stamped DY, 750, 925 on the side and inside of the ring. The ring weighs 16.3 grams. The lions head design at the top of the ring is fashioned out of 18k yellow gold. The body of the ring is sterling silver. Ring size is 11 and can be sized. The top of the ring measures 18.9mm in diameter. Excellent condition! The ring costs $1000 new from David Yurman.