Late 50s/ Early 60s Coro Blue and Silver Necklace

This pretty thermoset necklace is by Coro. The necklace features 11 deep blue thermoset, semi-circle pieces on silver-tone settings. Each link is outlined by an open work, polished silver-tone swirl. The necklace is signed ©Coro on the J hook closure. It measures approximately 16½” including the extender chain. The necklace is in excellent vintage condition*.

*There are a few areas around the stones that have darker marks and the metal on the back is discolored. Please refer to the photos.