Sterling silver base with patina. 22k yellow bimetal, 14K green, and rose gold and mokume gane overlays. Mokume gane is in wood grain patterning made from18k green gold,14k rose & white gold and shakudo. The stripe patterning is made with sterling silver and shadudo. The shakudo is a gold and copper alloy. Stones are: 17mm x 12mm Rutilated Quartz oval cabochon, 10mm x 8mm Green Moonstone oval cabochon, 6mm x 5mm Rustic Rose Cut White Diamond, (1) 2.5mm &(1) 2.25mm Rustic Rose Cut Diamonds. All stones are set in 18k yellow gold bezel.