19th Century Old Mine Cut Diamond Cluster Necklace

19th century Old Mine cut diamond cluster pendant. The cushion shaped diamonds are set in silver topped gold setting. Approximately 0.65 carat center stone and over 1 carat in total diamond weight. Originally part of a larger riverie necklace, the single link has been converted into a pendant.

Hanging on an 18k rose gold chain, 18" in length.