Tiffany and Co. Two Tone 18 Karat Gold and Sterling RingThis classic Tiffany and Co. band ring features an Sterling Shank with 18 Yellow gold accents . The front and sides of the ring have a 3-tiered effect design. This solid shank has an 18 Karat Yellow Gold band placed vertically along the center front of the ring. This stylish contrast is eye catching and adds interest to the simple, architectural design. The front of the ring is 7 millimeters wide and tapers gently at the center back. This gorgeous ring fits a size 6.75 and can be resized. It is hallmarked T&Co. 750. Ring Details:Size: 6.75, can be resizedMetal: 18 Karat Yellow Gold, Sterling silver Weight: 6.1 gramsHallmark: T&Co. 750