Products

Duarte & Bastos works with a wide variety of precious semi-precious stones, such as the Cat's Eye Chrysoberyl, Aquamarine, Tourmaline, Topaz, Rubellite, Imperial Topaz, Quartz, Amethyst, Citrine, Fluorite, Emerald, Alexandrite and Paraiba Tourmaline.


ln our lapidary, the gems are formed, cut, and polished according to world-class standards, thus ensuring that we obtain products of excellent quality and great beauty. 

As we rely on the finest professionals in the region, Duarte & Bastos also maintains rigid quality control, which continues from the moment of extraction to the classification of polished stones. Each stone, after being processed, undergoes a thorough examination to observe the facets alignments, caliber, and the possible existence of scratches and scars. This way, we guarantee that only perfect stones will reach our clients.

In our products pages, you will learn more about the large range of stones offered by Duarte & Bastos and you will discover why our company is considered one of the most serious and reliable in the sector.

Duarte & Bastos has participating regularly in the major fairs in the U.S., Thailand and Hong Kong, trying to always stay close to its clientele. 

In case you need further information, send us an e-mail. We will be pleased to answer all your questions as soon as possible.