NGI Certification for Gemstone

Huangs Jadeite and Jewelry Pte Ltd Verified independent store

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Nan Yang Gemological Institute NGI, established in 2001, is a trusted provider of Gem Testing Lab services and Gemological Institute for Education in Far East Plaza. With more than 20 years of experience and state-of-the-art testing instruments, we specialise in precisely identifying various gemstones, jadeites and diamonds etc. Our independent expert advice and unwavering commitment to integrity have earned us recognition and instilled confidence and assurance in both buyers and sellers in the gem and jewelry industry. Show more