This is a vintage JCM Wedgwood-style Jasperware cameo set, which includes a matching trinket box. The locket features a white porcelain cameo of a mother and child set in a 10k yellow gold bezel. The matching blue trinket box has a gold-toned metal trim and a hinged lid adorned with a similar cameo. These sets are often described as having blue porcelain or Jasperware construction.