Circa 1930 This striking Art Deco pendant is finely handcrafted in milgrain platinum. It is centered with a rhombus shaped polished black onyx plaque accented in the center with a diamond. The onyx plaque is set in an elongated octagon shaped openwork ray motif bezel embellished with numerous old European and transitional cut diamonds. Estimated total diamond weight is 2 carats. Length (without bail) is 45 mm (1 3/4 in.) Width is 30 mm (1 1/8 in.) Sold without chain. Formal Black Enamel Diamond Jewelry, Formal Diamond Jewelry With Black Enamel, Formal Jewelry With Black Enamel And Diamond, Art Deco Platinum Jewelry For Evening, Elegant Onyx Jewelry With Diamond Accents, Luxury Diamond White Jewelry With Diamond Markers, Oval Diamond Jewelry With Black Enamel, Oval Black Enamel Diamond Jewelry, White Gold Diamond Jewelry With Black Enamel