This piece is an antique revision made from reclaimed antique materials. This necklace was originally an antique filigree brooch handcrafted sometime during the Art Deco design period ( 1920-1940 ). The pendant features one Old Mine cut diamond measuring approximately 0.25 carats. The diamond grades approximately L/M in color, VS in clarity. The 14k white gold setting features many beautiful antique details such as fine filigree, milgrain accents and hand engravings. During the restoration process the pin was removed and the brooch was fitted with two custom bales to accommodate the chain. The pendant is 14k white gold. The chain measures 16 inches in length and the brooch measures 2 & 3/8 inches in length. The chain features an easy to use lobster claw style clasp closure. The chain is 14k white gold.