The product is a 35.50 carat 100% natural dendrite opal fancy cabochon gemstone, measuring 27x33x4 millimeters. This gemstone is opaque with iridescent effect, crafted in excellent cut grade. It is a single piece of polished stone from South Africa, with a brand of handmade. This gemstone is ideal for jewelry and watch making, with wholesale availability. The unique color and shape make it a desirable addition for those looking for natural and high-quality gemstones.