The Bubble Red Onyx Ring features a stunning pre-oned large round red gemstone, attached to a size adjustable gold ring. This allows the stone to move freely around your finger making this a unique ring.The sustainable materials are 14 Gold Vermeil which is recycled sterling silver soaked in a 14 Carat gold bath. The natural red onyx gemstone is approx. 2 cm diameter.Each product is made by hand, there may be slight natural variations in the length or tone of pieces.