Moissanite diamonds are taking the gem world by storm. Diamond specialists pride themselves on offering the best to their customers, selling diamonds that shine brilliantly and beautifully, not only because of the professional reputation they have worked so hard to foster, but also because they respect and admire the medium with which they work. So it might come as something of a surprise that many professional gemmologists are now selling simulated diamonds alongside the ‘real thing’. Have t.