Sawang Export Public Company Limited manufactures and distributes precious stones and jewelry in Australia, Europe, and Thailand. It manufactures 18k gold, 14k gold, 9k gold, 925 sterling silver, brass with setting in diamonds, precious and semi-precious gemstones, synthetic gemstones, and cubic zirconia, as well as natural rubies and blue and yellow sapphires. The company also provides design development, master mold, material sourcing, production, and quality control services, as well as sourcing and sorting, size calibration, grading and certificate, and jewelry sorting services. In addition, it exports its products. The company was founded in 1941 and is based in Bangkok, Thailand.