PRODUCT DETAILS: Composition: Stainless Steel; 18k Gold Plated Measurements: Necklace Length - 18+2" Stone Width - 22x15mm CARE GUIDE: Hypoallergenic, 100% water proof jewelry that you can wear without a care! Wear it in the bath, shower, rain, snow, hurricane, pool, ocean or planet mars. Plated using an environmentally friendly process - wear it without any guilt!