<Material> 24K gold-plated brass chains, metal. Natural mother of pearl, Swarovski pearls, beads Czech imports. Cost 24k gold plated brass, alloy than several times higher. The advantages are: hypoallergenic, shiny bright, good color retention, excellent texture. Gloss and texture entity is generally alloy can not be compared. This material is environmentally friendly vacuum plating made harmless, but also easy to allergies. Unlike alloy easy to fade, much better retention chroma texture. But please take off in the bath, be careful not stained chemicals <Dimensions> Chain length: 43cm Pendant body: about 2 * 2cm This is the natural mother of pearl, 10-11mm, and every single different size and shape. Pendant body is made of pure manual processing. Oh, so I can not exactly the same with the photographs. Was found to be acceptable, then please purchase order. THX! <Preservation method> Good color retention. Unlike alloy, less likely to fade. After the jewelry is removed after use wipe, add zipper bags collection. To prevent oxidation discoloration. For a lot of touch the water, temporarily remove the jewelry, to avoid the appearance of the product thus impact.