
our services
Our core services include Jewellery Manufacturing, Wholesale Diamond Distribution, Diamond Grading, Appraisal, and Valuation and Recutting and Polishing
Jewellery Manufacturing
DESIGN & CRAFTMANSHIP
Our team creates exquisite, high-quality jewelry pieces, meticulously designed with precision and elegance to meet diverse client preferences.​
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OWN FACTORY
Operating from our dedicated facility in Bangkok, we ensure unparalleled quality control and consistency in every handcrafted piece.​
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CUSTOM ORDERS
We offer bespoke jewelry designs tailored to individual visions, ranging from unique rings to comprehensive collections.​
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QUALITY CONTROL
Each jewelry item undergoes rigorous inspections to guarantee enduring beauty and value, reflecting our commitment to excellence.


Wholesale Diamond Distribution
GLOBAL REACH
With over 35 years of experience, we source top-tier diamonds from renowned markets worldwide, ensuring a diverse selection.​
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VARIETY & SELECTION
Our extensive inventory includes a wide range of cuts, carats, and colors, catering to various client needs and preferences.​
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COMPETITIVE PRICING
We provide premium-quality diamonds at the most competitive market prices, delivering exceptional value to our clients.​
Diamond Grading, Appraisal,
and Valuation
EXPERT EVALUATION
Our certified gemologists conduct precise grading and valuation, offering accurate assessments of each diamond's quality and worth.​
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TRUSTED CERTIFICATIONS
We maintain strong affiliations with reputable institutions like GIA, IGI, and HRD, ensuring reliable and recognized certifications.
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TRANSPARENCY & INTEGRITY
Clients receive detailed reports, fostering complete confidence in the authenticity and value of their diamonds.​
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EDUCATIONAL SUPPORT
We provide expert guidance to help clients make informed decisions regarding their diamond investments.​


Recutting & Polishing
IN-HOUSE EXPERTISE
Our Bangkok facility houses skilled artisans who apply precision craftsmanship to enhance each diamond's appearance.​
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ENHANCING BRILLIANCE
We specialize in transforming diamonds to maximize their beauty and brilliance through meticulous recutting and polishing.​
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PRECISION & CARE
Every stone is handled with the utmost care, ensuring that refinements meet the highest standards of quality.​
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ADVANCED TECHNOLOGY
Utilizing cutting-edge equipment, we achieve superior results in diamond refinement, enhancing both aesthetics and value.
client experience &
after-service
At Jay Gems, client satisfaction is our top priority. Our commitment goes beyond the sale, ensuring ongoing support at every stage of your journey. From expert consultations to after-service care, we provide guidance on maintenance, adjustments, and more, ensuring every piece remains as exceptional as the day it was crafted.
