Bardisa Atelier

17/04/2018

Aprendiendo muchas cosas sobre Diamantes sintéticos en la Universidad de Valencia ....

13/04/2017

10/02/2017

Learn the basics of the GIA Cut Grading System for round brilliant cut diamonds to help pick out your perfect diamond.

25/01/2017

Incredibly hard, highly refractive, practically impervious to heat, diamond is a crystal form of carbon. But what makes it a real diamond?

08/01/2017

Did you know the princess cut is a square or rectangular brilliant cut that was developed in the 1970s? A square princess cut has a length-to-width ratio not exceeding 1:05:1. Although this diamond appears to be square, it is a rectangular princess cut because its length-to-width ratio is greater than the threshold. Courtesy: 1stdibs

06/01/2017

Evaluating diamond clarity involves determining the number, size, relief, nature, and position of a variety of characteristics such as inclusions...

29/12/2016

Diamond inclusions are like fingerprints – they help make every diamond unique. A cavity is one kind of inclusion. It's an angular opening created when part of a feather breaks away or when a surface-reaching crystal drops out or is forced out during polishing. Photo: Marc Berboven/GIA

16/12/2016

Tanzanite is relatively new to the colored stone world, with major quantities found in only one place on Earth: the Merelani Hills of northern Tanzania. Tanzanite is the blue to violet to purple variety of the mineral zoisite. The most-prized color is a pure blue similar to sapphire or an intense violet-blue. Can you name the company that penned the name tanzanite as part of a 1968 publicity campaign? http://bit.ly/2hsQoM9 Photo: Robert Weldon/GIA. Courtesy: William F. Larson

18/11/2016

06/11/2016

Diamond is the only gem composed of a single element: It is typically about 99.95 percent carbon. The other 0.05 percent can include one or more trace elements, which can influence its color. Photo: Robert Weldon/GIA

07/10/2016

Happy Birthday to those who celebrate a birthday in October! Did you know tourmaline’s name comes from the Sinhalese word toromalli, which means “mixed gems"? Tourmaline comes in more color combinations than many other gemstone varieties found in nature. Photo: Robert Weldon/GIA, Dr. Eduard J. Gübelin Collection

20/09/2016

If September is your birthstone, consider adding a bold orange sapphire to your jewelry box! See how sapphires get their color in our infographic. http://bit.ly/2cfIx5E Courtesy: Omi Privé