Featured in this lot is this Navajo T & R Singer black onyx, sterling and multi-stone necklace made by Tommy & Rose Singer, renowned Navajo silversmiths. This signed necklace features a string of onyx, red coral, Sleeping Beauty turquoise, lapis lazuli and sterling beads. The necklace near the clasps feature two sterling aglets stamped with "Sterling". The piece is signed on a small copper plate attached to the clasp reading, "T&R Singer". Tommy and Rose did come up with a new hallmark before he passed which is “T&R Singer”. Any item marked T&R Singer are made after Tommy’s passing. The necklace shows good condition with no signs of damage or wear. The necklace from clasp to clasp measures 17 1/2" L.