An elegant two stone oval snowman earring in rose quartz and rosé. From Ippolita. Imported. Sterling silver/18K yellow gold/18K rose gold/rose quartz. IPPOLITA Rosé is a unique alloy of 18K gold and sterling silver, plated with 18K rose gold. 1.3" Drop. French wire. Gemstone Treatment and Care. Almost all gemstones and black diamonds have been treated to enhance their beauty and require special care. Photo may have been enlarged and/or enhanced.