Gemstone with Trusted Certificate
Certified Treasures
Authenticated for Eternity
At ATHITHAN CHAMBER, every stone is curated individually from illustrious sources around the globe, then entrusted to nationally and internationally renowned gemological laboratories for exhaustive analysis. This meticulous journey ensures you receive a truly natural gem with transparent provenance - an object of emotion an asset of enduring value, and an heirloom worthy of passing from generation to generation.
Your Report Booklet
Details explained, Promises confirmed
A definitive testament of worth - its splendor decoded by master gemologists and exacting technology, capturing every facet of truth. Every stone in our chamber carries an independent laboratory certificate, ensuring beauty you can trust.
Why Certification Matters
The quiet power of an independent report
Transparancy
A laboratory dossier that discloses species, treatments, and geographic origin with uncompromising clarity.
Value Protection
Certification from a trusted institute safeguards - and often enhances - the financial worth of your gem.
Peace of Mind
More than an asset, your stone becomes a source of assured pride, its authenticity beyond question.
Resale & Insurance
An authoritative certificate eases future appraisals, resale, and underwriting.
Reading Your Report
A quick reference to what each section of your certificate truely tells you
Laboratory We Entrust
Follow the links below to each institute's official site for real-time certificate verification.
GIA
The world's most respected independent gem-testing laboratory, its report set the global benchmark.
GRS
World-renowned Swiss lab globally trusted for elite colored stones
GUBELIN
Swiss pioneer globally revered by top auction houses
SSEF
Swiss institute, internationally respected by premier auction houses
LOTUS GEMOLOGY
Best known for founder Richard W. Hughes's landmark reference Ruby & Sapphire, a standard test for corundum experts
GUILD
Globally respected colored-stone authority with satellite labs in Los Angeles, Shenzhen and Bangkok
AIGS
Asia's first professional gem lab and remains internationally respected for its colored-stone identification
BULERPHON
Paris-based, with Bangkok and Colombo branches - is widely recognized by top auction houses after certifying the record-setting US$34.8 million Estrela de Fura" ruby
ICA
Bangkok-based. Globally noted for ethical, AI-powered origin & traceability reports
IGI
The world's largest independent gem lab, ISO-accredited for diamond grading and trusted by global brands, with 30-plus laboratories worldwide
GIT
Thailand's government gem lab, ISO 17025 & LMHC-accredited, is trusted across Asia for reliable colored-stone reports
GIL
Canada and Bangkok-based gem labs recognized in the trade for colored-stone identification and origin reports
GFCO
Swiss lab with a Bangkok branch, gaining notice for colored-stone reports
EMIL
Japan-affiliated boutique lab based in Bangkok: regarded as one of the city's longest-running testing facilities, listed as an 'Approved' colored-stone lab by Gem Rock Auctions
GCI
Thai laboratory established by a GIA-certified gemologist
IGS