This elegant eternity ring features vibrant synthetic rubies set in 2.5 microns of yellow gold over .925 sterling silver for a timeless and sophisticated look. Synthetic Ruby = approximately 2.70 ct. tw. Material: 2.5 microns yellow gold over .925 sterling silver Imported Ring cannot be re-sized It is customary to treat most gemstones to achieve enhanced colour and durability. Some of these treatments may not be permanent, and may require special care. Please note: In product titles ct. tw. refers to the total carat weight of all diamonds and/or gemstones combined. Colour: white