... stone in white,black,purple,yellow, champagne, apple green, pink, sapphire, emerald, tanzanite, amethyst, violet, olive, garnet, orange, etcShapewax ... gemstones.2. Owning a professional and innovative workteam. 3. Cut rough matrerial, produce, and polish all by ourselves.4. ... necklace, rings, bangles, earrings, etc.Application of machine cut and professional tenicians, lab gemstones in our factory have ...