Vintage 925 Sterling Silver Onyx and Marcasite Necklace. Style: Art Deco / Modernist revival style. Gemstones: A flat, semi-circular natural black onyx stone framed by glittering, pave-set marcasite stones. Metal: Stamped .925 TH sterling silver made in Thailand on the pendant, Necklace is stamped 925 Italy. Design Elements: Features architectural, symmetrical overlapping silver bands wrapping around the gemstone. Size: necklace 18”, pendant 1.75 x 1.25” Condition: Excellent barely used Keywords: fashion, designer, necklace, natural stone, gold, silver, luxury, stylish, ethnic, tribal, western, wedding, statement piece, cross, present, birthday, anniversary, party, Y2K, boho, modern, glam, chic, alt, rocker, emo, biker, retro gothic, cottagecore, fairycore, art deco, vintage