De Beers Group today launched a new marketing campaign, ‘Forever Present’, to reinforce desirability for natural diamonds over the key holiday gifting season in the U.S. The campaign sees the […]
Yellow diamonds are often described as gold and canary, reflecting their intense, warm glow. In Australia, the Ellendair diamond mining region is one of the main sources of high-value yellow […]
Figure 1. Blue sapphires from the Matepwende area in southern Tanzania. Most of the production consists of low-clarity material in matrix. Only a very small percentage (usually weighing less than […]
Figure 1. Left: This gourd-shaped saltwater bead cultured pearl (2.04 g and 15.90 mm high) displays two different colors. Right: Magnification indicates that the two parts grew together naturally. Photos […]
A fancy intense pink rough diamond weighing 108.39 carats has been recovered in the Kingdom of Lesotho, at the Kao mine operated by Storm Mountain Diamonds. This rare Type IIa […]