Classy! 10k Yellow-gold Black Hills Gold 10x8mm (August-Birthstone) Created Peridot pendant-necklace Overall size 1/2 inch wide to 5/8 inch Height Classy and Beautiful 10k Yellow-gold Black Hills Gold 10x8mm =3/8 x 5/16 inch Created Peridot pendant-necklace. .This is a 3/4 heart shape design with a 10x8mm Beautiful Green stone. It hangs on 18 inch 14K Gold filled rope chain with a round spring clasp. If you think the Picture looks great-wait until you see the real thing. Lifetime warranty from the manufacture