18-inch long Key Hollow Round Zircon and Amethyst Rose Gold Plated Necklace Metal: Quality Amethyst Layered with Rose Gold Stone: Zirconia Cubic Excellent Materials Expertly Handcrafted With Love And Attention Ideal for: Presents, Holidays, Christmas, Birthdays, Getaways, Mother's Day, Valentine's Day, Bridal, Engagement, Anniversary, and Weddings. product details : stone size 1.8 MM, diamond size 1.5/1.4 MM, weight 2.28 GRM Approx.