Antique 10K Rose Gold and Sardonyx Cameo Lavalier Pendant with Pearl

Antique solid 10K rose gold lavalier pendant with an Arts & Crafts style. It is set with a hand carved black and white sardonyx cameo and a natural fresh water pearl drop. It is 1 1/2" long. It has not hallmarks. I acid tested it for 10k and 14k gold and it is 10k. Weight: 1.7 grams.