"Chantaburi" is well-known as one of the finest gemstone and jewelry centers in Thailand. The rich mines in the region yield beautiful,high-grade gemstone--notably, ruby, sapphires (blue, yellow, green, star), garnet and onyx. The stones are cut by skilled craftsmen and mounted by expert designers. The high quality of the stones, in conjunction with the low cost of labour and the duty-free export on cut stones, make jewelry from Chantaburi an outstanding value. Otsgem or Oldtangseng known and trustful for more than 40 years, located at the center of downtown Chantaburi. We have offered the sale of gold and silver ornament with gemstones, made-to-order and repair ornament. With our wide variety of jewelry, excellent workmanship, beautiful designs and reasonable prices. There are many reasons for you to purchase from our shop. So, Please send us your request, and we will fill it for you promptly.