Art Deco Sapphire and Diamond Ring in PlatinumThis antique Art Deco engagement ring features . 65 cttw of natural blue sapphires and . 50 carats of natural diamonds in platinum. The dark blue sapphires are set between four rows of channel set diamonds. Each gem has a soft brilliance and geometric structure that showcase the definitive style of Art Deco jewelry makers. Finished in polished platinum in a comfort wear band, this vintage engagement ring will surely stand out in the crowd!