Our Expertise: A Legacy of Brilliance With 20 years of experience in the gemstone and jewelry industry, WM GEMS & CO. was built on a foundation of profound expertise. Our journey began with a passion for excellence, led by a former GIA Instructor from the world’s leading authority in gemology.
Strategically located in the BIS Building, Silom—the historic heart of Bangkok’s jewelry district—we serve as a premier destination for those seeking knowledge, quality, and trust.
Certified Professionalism Our founders, Khun Tik and Khun Boat, are certified gemologists with prestigious credentials from both local and international institutions:
Academic Excellence: Degrees in Gemology and Jewelry from Srinakharinwirot University and Burapha University.
Global Certification: Graduate Gemologist (G.G.) Diploma from GIA.
Diamond Specialists: Certified by the De Beers Institute of Diamonds.
Our Passion, Your Masterpiece Driven by a deep love for diamonds and precious gemstones, we focus on uncompromising quality. We offer a comprehensive, one-stop service tailored to your unique needs. With our "Deep Insight, True Expertise" approach, we ensure that every masterpiece delivered to your hands reflects professional perfection and timeless beauty.
Expertise you can trust. Service you can feel. Reach out to us via Phone, Email, or LINE. WM GEMS & CO. is ready to assist you through all channels.
Ms.Tick G.G., A.J.P. GIA
Our Journey to Global Jewelry & Gemstone Exhibitions.
Mr. Boat B.Sc.Gemology
The International Center for Diamond Exchange
Gemologist G.G. GIA
Gemologist Certificate from De Beers
Graduate Gemologist Diploma & GIA Alumni
De Beers Certificate
GIT Certificate
SMART JEWELER by GIT
SMART JEWELER by GIT
GIA Certificate
De Beers Certificate
GIT Certificate
GIA Accredited Jewelry Professional
GIA Gem Identification
GIA Diamond & Diamond Grading
GIT Certificate
GIT Certificate