Vintage 1930 crown Trifari Cuckoo shops clock pendant and necklace

Product Name: Vintage 1930 crown Trifari Cuckoo shops clock pendant and necklace
This is a Gustavo Trifari piece from the 1930-1955 the crown is above the Trifari T and it has 17 jewels above the 5-7. . The clock is still working and is a really pretty piece. Roman numerals and a white hands. The piece is of a silver color but I believe it to be a TRIFARI PAT. PEND mark was accompanied with a crown right above the letter T for Trifari. She loved her fine jewelry and this was a piece to be shops admired. I need to get rid of things and am hoping to fetch a good price on this.