More Details Armenta pendant necklace from the Old World Collection. 18-karat yellow gold rolo chain, scalloped setting and hardware. Signature "Midnight" oxidized sterling silver accents. Faceted, oval chalcedony at pendant center. White diamonds in textured bezel settings. 0.13 total diamond carat weight. Approx. 16"L with 2"L extender. Approx. 0.8"L drop. Lobster clasp. Handmade in the USA.