Showing posts from Gemology category
Alexandrite
Among the rarest and most scientifically fascinating gemstones known to mineralogy, alexandrite occu...
Kashmir Sapphires
In the world of precious gemstones, no origin commands a more consistent or more substantial premium...
Mogok Pigeon Blood Rubies
In the hierarchy of precious gemstones, no stone is more closely associated with absolute quality th...
Paraíba Tourmalines
In the history of gemstone discoveries, few have transformed a market as rapidly and completely as t...
The Hope Diamond
The Hope Diamond is arguably the most famous gemstone in the world — not for having sold at auction ...
Spinels — The Royal Gems in Disguise
Few gemstones carry a more ironic history than spinel. For centuries, the finest red spinels were cl...