GILT Co., Ltd sells globally the world's best gemstones. Rubies from Myanmar (Burma), Tanzania and Mozambique, sapphires from Sri Lanka (Ceylon) and Madagascar, emeralds from Colombia and Brazil, and many other types of precius and semi-precious stones are included in our portfolio.
Travelling worldwide, we carefully examine and select thousands of gems to meet our clients' demand with the highest quality stones.

GILT Co., Ltd was founded in 2011 by gemologists Silvio and Arjuna Irsutti, after more than 35 years of activity in the field. Today, our central office is located in Bangkok, Thailand, one of the world's main gems and jewelry trade centers. Here, we have settled also our gemological laboratory. In the laboratory, we analyse your gemstones in order to assess all their relevant characteristics, and identify synthetics and possible treatments.