Jewelry

Specialists from Christie’s Sotheby’s and Philips share the stories behind these record- breaking stones. With their breath-taking crimson hue and mystical origins, rubies have captivated humans for centuries....

The House of Cartier - An expert overview of the illustrious maison, the jeweller of choice for kings and queens, celebrities and tycoons. Illustrated with historic and beautiful Cartier necklaces, bracelets,...

Queen Elizabeth II It's hardly surprising that, as the Queen of England, you might inherit and receive a rather spectacular private collection of jewels, and in fact our...

Opal is perhaps one of the most popular phenomenal gemstones that shows the phenomena play-of-color. And this phenomena can only be used to describe natural opals and synthetic opals. Play-of-color...

Bright spot flashes like small gold flecks when viewed under an incandescent light is the mark of a cut sunstone. This phenomena is known as Aventurescence.

Have you seen a Morpho butterfly with its flash of blue iridescence color?  These blue flashes of color are created by an optical effect, example, interference, refraction or diffraction of light, and not by...

Abstract: I have been in the jade trade for years. So when the two boys obtained their Graduate Gemologist (GG) qualification from the Gemological Institute of America (GIA) in New York City when...

Have you ever witness the Aurora Borealis in the Norwegian Artic? Perhaps you may have come across it in video clips and still life photography. The billowing clouds of bluish, whitish...

The Orient phenomena is also a form of iridescence. With pearls there is a delicate, shifting iridescent color layer that is quite distinct from the main body color. The luster as well as the orient...

A peacock’s train (a peacock’s tail) fanning out its elongated upper tail coverts with its shimmering blue or green plumage is perhaps one of the most dazzling sights.