A rare piece of Colonial Silver sold for £6,000 in the Jewellery, Watches and Silver Sale at Tennants Auctioneers on 10th ...
Figure 1. Russian demantoids are well known for their pure colors and remarkable inclusions. Photo by Kevin Schumacher. Russian demantoids (figure 1) are renowned in the gem community for their pure, ...
Figure 1. This unheated 8.56 ct intense pink sapphire represents the very best of recent production from Madagascar. Photo by Robert Weldon/GIA; courtesy of B&B Fine Gems. At the AGTA show, Dave ...