Old Mine Cut Diamond in vintage RingA 19th century old mine cut diamond set in a lovely vintage 18k white gold setting. The center diamond is approximately 1. 02 carats, G color and SI2 clarity. 6 side single cut diamond set in the shoulders of the band and are approximately 0. 14 carats in total diamond weight. The mounting has developed a dark patina over the years. Circa 1940. Size 6. 50, can be resized.