This 18kt white gold diamond pin has been designed as a Koi Fish, a long standing symbol of happiness in Asian cultures. This Koi fish pin has a smooth textured body, with a genuine cultured pearl set in its mouth. There are (19) round brilliant full cut diamonds individually set in the face with (2) genuine cabochon blue topaz eyes. Itís a beautiful pin with a clever design, with an approx. diamond weight of .40/100 carats.