40-B Horne Road
Singapore 209065

Tel : (65)6392 1592
Fax : (65)6342 2722
Email : sig_gemlab@yahoo.com

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SIGMA, an independent international gemological labortory was established in Singapore in 2004.

With well equipped labortory and manage by professional and experienced Graduate Gemologists.

We deliver high quality and consistent reports/appraisals that fully conform to the highest standard base on international recognised system.

Our core values are:

· Professional
· Confidential
· Competitive Price
· Service Integrity

SIGMA also created the possibility by providing solution to the jewellery industry to certify their diamonds/gemstones with a minimum cost without compromising in quality.

SIGMA - Your Hallmark of Integrity