I have been searching for the name of this design and see references to the word Halsring.
This brooch is marked 830s with initials A.P.
Measures 2 1/8 inches diameter. This is handmade and has a handmade clasp.
All items are gift boxed in Alison Phalan Antiques boxes
Gender: Unisex, Age Group: Adult, Color: Silver, Size: 2 1/8 inch