Retro Diamond & Ruby Cocktail Ring in 18k Yellow & White GoldRetro Diamond Ruby Cocktail Ring in 18k Yellow White Gold. This vintage Retro right hand ring features a . 59 carats of diamonds and ruby accents in 18K yellow and 18K white gold. The center near colorless diamond weights . 14 carats and is secured in a milgrain bezel. Thirty eight (38) accent diamonds are set in arched 18K white gold channels on the oval face of the ring. A unique collection of tapered rubies bring a depth of burgundy color to the