Approx. 1 1/2 inches in diameter. Originally we thought thiswas from what's referred to as "Diana Line" jewelry but we can't find any documentation to that effect. Believed to be early 1960's. Probably 14k overlay.
We are currently unavailable until Saturday, December 15. We will respond to emails during our absence. Purchase orders are welcome and will automatically reserve the item for you. Thanks so much for stopping by, see you when we get back!