Thank you for submitting your item for appraisal. This appears to be a vintage 1930s to WWII era Frank Hess design Miriam Haskell lucite and glass fashion jewelry brooch, possibly inspired by Josphine Baker performances. Miriam Haskell fashion jewelry is very collectible and supply and demand have been very solid over a long period of time.The estimate is based on condition and on similar items sold or offered at auction.