✦ ATELIER SERVICE 04 · GIA / IGI ACCREDITED GEMOLOGY

Gemological Appraisal & Diamond Grading

Independent laboratory gemological assessment with spectrometry, color and clarity grading, and a certified replacement valuation.

LIVE BENCH STATUSAssay Laboratory ActiveGangnam Private Salon

paymentsFIXED APPRAISAL FEE$80 USD

hourglass_topTURNAROUND2–4 Hours

sciencePRECISION BENCHMARK0.001ct Raman

verified_userGUARANTEEGIA / IGI Compliant

Select Gemstone Type & Cut Profile

Choose the laboratory protocol suited to your piece.

Gemstone category

Cut / Geometry Facet

Select Chief Gemologist & Appraiser

Salon Drop-Off Schedule & Intake Details

All appointment times are shown in Seoul local time (KST).

Preferred date

Available time

Checking appointment availability…

Existing certificate / inscription number (optional)Item / stone description

Piece photos for appraisal (optional)cloud_uploadChoose JPG, PNG, or WebP imagesUp to 25 MB total. Files are stored with your appointment record.

Full name *Email or phone number *

UNCOMPROMISING METALLURGY & OPTIC SCIENCE

The Triple-Assay Gemological Standard

Spectrometry & Raman Analysis

Independent gemstone verification with calibrated laboratory equipment and a documented grading record.

Critical Refractive Indexing

Independent gemstone verification with calibrated laboratory equipment and a documented grading record.

GIA Master Set Colorimetry

Independent gemstone verification with calibrated laboratory equipment and a documented grading record.