Mariana "Champagne & Caviar" Antique Silver Plated Swarovski Crystal Necklace, 16+2" Extender .925 Antique silver choker necklace with White Swarovski crystals. 16 inch oval chain. This is truly a statement piece! Lifetime unconditional guarantee! Coordinating pieces are available in the Mariana "Champagne & Caviar" Collection Made in Israel by Mariana