19th Century old mine cut diamond cluster earringsVictorian era old mine cut diamond cluster earrings, in silver topped gold cutdown settings. Approximately 1. 2 carat center stones in each earring, K L color, and SI Si2 clarity, and approx. 1 carat in total diamond weight for the remaining diamonds. Total approximated weight 3. 4 carats. Originally part of a larger necklace and later converted into earring studs. English in origin. Circa 1860. On 18k gold earrings post with backs.