About This Item A beautiful octagon cut onyx, set within a border of marcasite and Enamel in a geometric hexagon shape. This pendant comes with a matching sterling silver 45cm chain. Gemstone Information Onyx has become highly fashionable in recent decades, with the jet black variety being the most popular. Onyx is the tradition gift for a 7th anniversary. Onyx is often heat treated or dyed to enhance its colour. Jewellery Collection Gemondo's Art Deco Inspired Collection emulates the elegance and stylish times of the 1920s. These designs show off gemstone embellishments across iconic shapes, perfect of lovers of vintage glamour. Product Code 214P303401925 Dimensions Width - 10mm Height - 16mm Material 925 Sterling Silver Gemstone Details 1 x Black Onyx - 0.722ct - Octagon Cut - 6x4mm 2 x Marcasite - 0.02ct - Round Cut - 1.2mm Gemstone Country of Origin Black Onyx - Brazil Marcasite - Austria