February 24, 2018

Clarity refers to a stone's charateristics that are internal (inclusions) or external (blemishes). The size, number, position, nature, color or relief of those classify the stone in the clarity scale. Clarity scale includes 6 categories and 5 subcategories that makes us eleven deferent levels in the clarity scale ranges from flawless (FL)...

February 24, 2018

Turquoise is one of the world’s most ancient gems. Archaeological excavations revealed that the rulers of ancient Egypt adorned themselves with turquoise jewelry, and Chinese artisans were carving it more than 3,000 years ago. Turquoise is the national gem of Tibet, and has long been considered a stone that guarantees health, good fortune, an...

February 23, 2018

For Thousands of years, cultures around the world have prized coral as a gem and credited this product of the sea with magical powers. First century Romans used it to ward off evil and impart wisdom. It’s still worn in modern-day Italy as protection against the “evil eye” and as a cure for sterility.  There are two types of gem coral. One typ...

November 4, 2017

Ruby and sapphire are both Corundum varieties. Generally, the difference depends on a combination of hue, tone, and saturation, but market culture and geography also make a difference. Gems that would be considered pink or purple sapphire in the US are often classified and sold as rubies in some Asian countries. It’s important to keep such re...

October 26, 2017

Not all sapphires are blue, however. It’s a variety of the same species as ruby -corundum- and any corundum that doesn’t qualify as ruby is considered sapphire. Fancy sapphires, as they called, come in violet, green, yellow, orange, pink, purple, and intermediate hues. There are also parti-colored sapphires that show a combination of differen...

October 26, 2017

In Gemology natural gem minerals divided into gem species. A gem species is a broad on chemical composition and crystal structure. The mineral species Beryl is made up of a regular, repeating structure of beryllium, aluminum, oxygen and silicon atoms. Those atoms in the proper arrangement and relative quantities always define that mineral spe...

Please reload

Featured Posts


October 26, 2017

Please reload

Recent Posts






Please reload

Search By Tags
Please reload

Follow Us



Headquarters: Kolkotroni 11 Kifisia,

14562 Athens Greece


For Greece Tel. +30 210 8087323

For Cyprus Tel. +357 2534 3043

Read Our 

Discover Our 

Make a 

See on 

Locate a 

Articles of 

Schedule on 


  • Iordanisjewlery
  • Iordanisjewlery
  • Iordanis