Heart Shape Ruby with Diamond Ring set in 18K Gold Settings For Sale at 14K White Gold 0.08ct Diamond and Sapphire Heart Ring For Sale at 1stDibs Customizable Heart Shaped 18k Solid White Gold Ruby and Diamond Ring 18kt White Gold Ring with Heart Shaped Ruby and Diamonds , CGL 18 Karat White Gold Ruby and Diamond Heart Necklace For Sale at 1stDibs. Pre owned fine jewelry 18K white gold ring featuring an open diamond heart with ruby at base and slim band. Details: Colour: Gold Materials: 18K White Gold Diamonds Ruby Condition: As is Hairline scratching to ring, Size: US Ring Size 7. 5