Vintage Sapphire Ruby Onyx Diamond 18 Karat Gold Ladybug Brooch Tank de Cartier collection Cathedral basket style engagement ring

Cathedral basket style engagement ring with a rounded knife edged shank

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Edwardian Diamond Sapphire Platinum 14 Karat Gold Horse Riding Crop Brooch"

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Vintage Sapphire Ruby Onyx Diamond 18 Karat Gold Ladybug Brooch Tank de Cartier collection Cathedral basket style engagement ringBrooch is designed as a stylized ladybug with an glossed black onyx head Accented by two bezel set round brilliant cut diamonds weighing approximately 0. 03 carat; eye clean and white Back is pav set with round cut ruby and sapphire, weighing in total approximately 9. 20 carats Bright denim to royal blue sapphires with well matched and very slightly purplish red rubies Completed by a double pin stem with locking closure Tested as 18 karat gold and