Marquise Cut Natural Chrome Diopside Band Ring, Chrome Diopside Eternity Ring. This ring is 925 sterling silver and is platinum plated (silver), also available in gold or rose gold color. These earrings contain 6 natural marquise cut Chrome Diopside gemstones in a prong setting measuring 2x4mm, with high quality cubic zirconia side stones. This item includes a gift box and a certificate of authenticity with purchase. This item is made to order, please allow up to 10-15 days for processing and delivery or this item.