Vintage US NAVY Sterling Silver & 10K Yellow Gold Blue Zircon Ring. Pre-owned, in great vintage condition! Could use a gentle polish if desired. Marked “STERLING + 10K”. Ring is a size 9.5. Top measures approximately 19 mm long / 8 mm thick. Bottom of band approx. 6 mm wide / 1.5 mm thick. Weighs 13.4 grams. Good luck and check out our other fine and vintage jewelry pieces we have listed.