Vintage 14k White Gold Heart Shape Emerald Diamond Necklace. This beautiful necklace has a nice design with a natural nice color and clarity emerald. The emerald measures approximately 1 carat. It is set with a halo border of 20 round white fiery diamonds. The chain is marked 585 for 14k it is white gold and has a secure locking device. The chain measures 16" long. Weight 3.0 grams excellent condition.