The lustre quality and iridescence of the creamy pearls in these 9 carat white gold fresh water pearl and 002 total carat weight diamond stud earrings means that they can be immediately distinguished from cheaper imitations while the cool white gold and sparkle of the diamonds bring the richness of the pearl to the fore as the oldest known gemstone on earth pearls are prized and celebrated for more than just their monetary value in many cultures and traditions sacred texts from the hindu