Engagement Rings for Women : luxury stunning gemstones signet rings with birthstone as center stone, brillant shiny and sturdy stone won't fall out. Material : 925 sterling silver based, rhodium plated, durable and hypoallergenic, polished finished ring band makes the ring comfortable fit your finger, lead free, nickel free. Cushion Cut Birthstone Rings : 5A Cubic zirconia inlaid ruby, sapphire or emerald rings for women. Perfect for special occasions such as birthdays, anniversaries, or as a gift for a loved one, this ring is also suitable for everyday wear due to its classic and elegant design. Ring weight about 3 grams, and comes with CAIDIKA brand box. CAIDIKA Big Birthstone Rings for Women, Stunning Christmas Rings in Blue/Green/Red Color.