The Gemstones Guides 2017-12-07T11:56:02+00:00

THE RUBY GUIDE

ruby

A two page, illustrated flyer prepared by CIBJO’s Colored Stone Commission, providing precise guidelines to the caratage, cut, colour and clarity of rubies, as well as information about gemstone modifications and value.

The flyer is valuable in-store resource for jewellery retailers.

buynowThe Ruby Guide is available for CHF 3.90, click on the blue button to download it in pdf format

 

 THE SAPPHIRE GUIDE

sapphire

A two page, illustrated flyer prepared by CIBJO’s Colored Stone Commission, providing precise guidelines to the caratage, cut, colour and clarity of sapphires, as well as information about gemstone modifications and value.

The flyer is valuable in-store resource for jewellery retailers.

The Sapphire Guide is available for CHF 3.90, click on the blue button to download it in pdf formatbuynow

 

 

THE EMERALD GUIDE

emerald

A two page, illustrated flyer prepared by CIBJO’s Colored Stone Commission, providing precise guidelines to the caratage, cut, colour and clarity of emeralds, as well as information about gemstone modifications and value.

The flyer is valuable in-store resource for jewellery retailers.

The Emerald Guide is available for CHF 3.90, click on the blue button to download it in pdf formatbuynow

 

Members of organisations that are members of CIBJO are entitled to receive the Gemstone Guides free of charge. They are recommended to contact the organisations of which they are members to arrange delivery of the documents by email.