Ruby Eternity Rings Ruby and Diamond Eternity Ring Ag & Sons Unusual Diamond Ruby And Emerald Full Eternity Ring Auction 18ct Gold Ruby & Diamond Eternity Ring Forum Jewellers Eternal Infinity Yellow Gold Ruby & Diamond Eternity Ring Nude Jewellery. A 9 carat gold half hoop eternity ring. Set with five calibre cut rubies, from 1. 7 to 2mm, and between small 1mm white diamonds. Set as a cross over design, the under ring has a satin yellow gold finish and looks simply gorgeous when placed onto the finger! Spreads across the finger to 17. 5mm, width 5. 5mm, weight 2. 7grams. UK hallmarks, no date letter, probably 1990s. Size N, we can resize free of charge