CBS Co. Limited is a wholesaler and manufacturer of Blue and Black Sapphires. We have our own manufacturing facility in Chantaburi province and our sales office is in Bangkok. With large stocks of rough and finished gemstones, we are ready to serve all your needs for sapphires.
Our sapphires rough stones are sourced from many parts of the world including 
Australia, Madagascar, China, Vietnam, and Thailand. They are treated, cut, polished, and graded in our factory. We have many calibrated sizes including round, oval, marquise, square, pear, heart, cushion, octagon, cabochon, etc., and can customize to your specific needs. In addition, we are willing to refer you to any of the more than 100 qualified manufacturers in Chantaburi province in our business alliance for other gemstone requirements such as rubies, yellow sapphires, fancy sapphires, etc.
CBS is a member of Thailand Gem and Jewelry Trader Association and Chantaburi Gems and Jewelry Trader Association. Managed by Mr. Phaiboon Pimla, a 25 years veteran of sapphire manufacturing and trade.
Jewerly manufacturers and individuals are welcome to visit our online store, we offer great value on sapphire and silver jewelry.
CBS is ready to serve you with sincerity and commitment.
Quality Is Our Responsability !
NEW! Featuring Unique Sapphires
Click on the image to visit our section of free size natural and some unheated sapphires of all colors. Other gemstones are also available.