David Wein Fine Jewelry Store

David Wein is an online fine jewelry store associated with Multicolour Gems. After more than 30 years of buying, cutting, trading, and collecting gemstones, we decided to expand our range and set some of our top stones into jewelry.

With a commitment to quality and a focus on detail, our mission has been to create a variety of original and classical styles that reflect our strengths and accessibility to a broad range of colored and color changing stones from Africa and Brazil.

And, for customers that wish to create their own design -yes we can, and you can select your own center stone. Just send us an email or give us a call. All of our pieces are manufactured here in Bangkok under our strict supervision and quality control.

Alexandrite Gemstone Collectors Guide, The

The alexandrite gemstone buyer and collectors guide contains comprehensive information on the features and background of the alexandrite.

Many key aspects of alexandrite gemstone are discussed throughout this guide, from the history which affected the stone´s name to the color changing phenomena and its role in the gemstone´s value.

Readers can also learn the differences between natural and synthetic alexandrite, as well as find the answers for many common questions regarding alexandrite identification.

Madagascar Multicolor Gemstones Guide

Madagascar is the fifth largest island in the world. It measures 1,580 km from north to south, 450-580 km from east to west, and has a total area of 587,000 km

Madagascar is an extraordinary country – vibrant, exciting, frightening and fun, all at once.

Madagascar is home to some of the world´s richest untapped seams of pink sapphires, and as regular multicolour.com visitors will know, pink sapphires are among the hottest coloured gemstones to hit the market in recent years...