18K Yellow Gold Mangalsutra Necklace W/ Yellow Gold Diamond Paisley Smile Pendant for women. This stunning Mangalsutra necklace features a single-strand yellow gold chain with black beads. It also features a yellow gold paisley detailed smile pendant encrusted with 0.67ct VS-SI round brilliant diamonds. The chain is 18 inches long with a width range of 1-2.25 mm wide. The pendant is 25 mm long and 37.5 mm wide. This exquisite piece is a great complement to dressy attire and has a total gold weight of 8.4 grams.