IIGJ Lab offers cost-effective report service for selected semi-precious gemstones such as Amethyst, Citrine, Topaz, Moonstone, Aquamarine, Onyx, Hessonite, and more. The service is applicable for loose gemstones, mounted jewellery, and strung pieces, with affordable pricing and standardized reports. For gemstone strings, one random stone will be tested and certified. A compact, postcard-size certification report is issued under this service.