This article aims to study the situation exports of gems and jewelery market and the competitiveness of exports. Trend and expanding market opportunities in the global gems and jewelry in Thailand. By market share analyzing and SWOT analysis of gems and jewelry in Thailand. The study found that Gems and jewelry industry of Thailand has weaknesses must be corrected urgently. The problem of dependence on imports of raw materials from abroad. Higher wages and lack of modern production technology. Affect the cost of production in Thailand is higher when compared to its competitors in many countries. Also lack of publicity Jewelry Thailand in the global market. The gems and jewelry in Thailand's exports are likely to grow in 2557, up from a year ago. And expand market opportunities are relatively high by many factors, the economic recovery of the country's main trading partners. US and Europe And advanced to the AEC. In addition, government agencies are beginning to see the importance and support the export of this commodity group. By supporting the push for export from the state as a Product Champion.