19th Century onyx and diamond locket, in gold. Bold design with "NA" or "AN" monogram spelled out in rose cut diamonds. Additional rose cut diamonds make up a beautiful radiating detail. The original glass is intact on the reverse side. English in origin. Circa 1870. 

Measures 1.75" in drop length. Antique gold chains are sold separately and are available in-store. Please call or email the shop to inquire.