This is a Wonderful Brooch or Pendant with an Abstract Oval Set into a Silver tone Filigree Setting. The Oval is either Porcelain or Enamel, with what looks to be Foiled Abstract Design in Blues, Rust, Green, and Yellow-Gold on White, with a Closed Back.
The Brooch has a Bale so you can use it as Pendant Necklace. It measures 1 3/4" x 1 1/4" and in unsigned and is in Very Good Condition.
Abstract Brooch Pendant in Silver tone