The simple circle necklace’s pendant piece is 1/2″ x 1/2″. The chain length is adjustable and can be worn at 16.0″ or 17.1/2″. Materials: 14k gold-fill (14k gold over brass core/no nickel). There are three versions of this necklace; one available in silver, the other in a rose gold. Click the drop-down menu to choose your desired metal combination. All materials are hypoallergenic. This necklace is designed in San Francisco and handmade in our Upstate New York production studio.