2.48 Victorian Old Mine Cut Diamond Earrings in 14k Gold and Silver2. 48 Victorian Old Mine Cut Diamond Earrings in 14k Gold and Silver. These antique earrings feature 2. 48 carats of diamonds finished in 14 karat rose and yellow gold and sterling silver. Two (2) . 84 carat Old Mine cut diamonds are prong set in the center of twenty (20) . 04 carat accent diamonds. The primary diamonds and halos are set in sterling silver and 14 karat rose gold. Finished on 14 karat yellow gold backings, these antique earrings will