An 18 carat gold Emerald and Diamond Eternity ringA half hoop 18 carat gold eternity ring. The band is set with four bright green emeralds, each 2. 5mm diameter and these are well complimented with a set of three brilliant cut white diamonds, estimated total of 0. 10 carats. All are channel set for maximum security, and a width of just over 3mm, and a spread across the finger to just under 17mm. Hallmarks for London, no date letter as seems to have had little or no wear. Size O 1 2 . We can resize