This looks like a custom piece from around 1940-1950. The mounting and style are just gorgeous and very unique. It has 3 main old cut round diamonds accented with 7 smaller round and 2 baguette cut diamonds. Outside Independent Appraisal- $6,500.00. Marked 14K - Diamond weight approximately 1ct. Clarity: S1-I1. Color: H-I. Cut Symmetry:  Good.  Just a very beautiful style to look at.  Size 6.