Metal: 18k white gold. 3.50 carat pink tourmaline. Heart shape tourmaline. Center gemstone has color changing attributes as it changes color depending on the light. Under white light its reflects pink color and under yellow it reflects orange. 0.25 carat side diamonds. VS-SI clarity and G color. This is a one of a kind color changing tourmaline ring. Deep intense saturation in the gemstone and clean side diamonds. Excellent ladies tourmaline and diamond ring.