Material of Pendant/Brooch* Quality brass with 18K White/Rose gold plated* Extra plating 0.05 mil thickness for long lasting shine* Made with Crystals from Swarovski®* Swarovski Crystals SS5 : 1.70mm ( 75pcs)* Swarovski Pearl 8mm (1pc)* Opal Stone : 15mm x 20mm (5pc)* Pendant/Brooch Approx. 45mm x 45mm x 16mmMaterial of Chain* Brass with Rose/White Gold Plated* Chain Approx. 19", Extendable to 21" Her Jewellery Her Jewellery Cosette Pendant cum Brooch (Rose Gold) - Luxury Crystal Embellishments plated with 18K Gold