Discover Your Perfect Gemstone with Our Expertise

Capital Gemological Laboratory

Founded in 2013, the Capital Gemological Laboratory is a trusted leader in gemstone testing, certification, and education. Our advanced labs in Karachi and Peshawar provide precise gemstone analyses using cutting-edge technology. As Pakistan's first lab to introduce online verification for gemstones, we are at the forefront of industry innovation. Our diamond grading reports meet global standards, ensuring reliability for clients worldwide. Beyond certifications, we offer specialized courses in gem identification, diamond grading, and jewelry craftsmanship, fostering expertise in the gemological field. Known for accuracy and integrity, CGL remains a reliable partner for industry experts and enthusiasts alike.

Capital Gemological Laboratory

Discover Our Core Offerings

Reliable Certification

Authentic Gem Certification

Leading the industry with online gemstone certificate verification services in Pakistan.

Innovation Leadership

Fostering Innovation

Pioneering advancements in gems and jewelry with unparalleled knowledge and expertise.

Trusted Valuation

Precise Valuation Services

Providing expert evaluation for gemstones, diamonds, and intricate jewelry pieces.

CGL Expertise

ADVANCED XRF ANALYSIS

ADVANCED XRF ANALYSIS

Advanced XRF Analysis provides precise insights into material composition, making it an essential tool for determining purity and elemental structure in metals like gold, silver, and platinum. It ensures accurate grading and quality assurance in the gem and jewelry industry.

MOLECULAR SPECTROSCOPY

MOLECULAR SPECTROSCOPY

Molecular spectroscopy, including FTIR, helps decode the molecular patterns of gemstones. It identifies treatments like resin filling in emeralds and polymer impregnation in jade, while also offering a reliable way to classify diamond types and detect enhancements.

PRECISION RAMAN TECHNIQUE

PRECISION RAMAN TECHNIQUE

The Precision Raman Technique excels in gemstone identification, distinguishing natural stones from synthetics. It effectively differentiates between diamond simulants like moissanite and cubic zirconia, and is a trusted method for verifying jade quality.

ELEMENTAL DELTA SCANNING

ELEMENTAL DELTA SCANNING

Delta Scanning uses cutting-edge XRF technology to analyze the intricate composition of alloys, minerals, and other materials. Its high sensitivity allows for detailed evaluation of precious metal alloys and geological specimens.

Why Choose CGL Lab?

Unmatched Expertise

Our seasoned gemologists deliver precise evaluations, ensuring the highest level of accuracy and integrity.

Laboratory Services

Warm Reception

Warm Reception

Arrival at Our Center

Our dedicated staff ensures a welcoming experience as you arrive. Thorough Recording: Your valuables are carefully documented, and your requirements are precisely noted.

Receipt Issuance

Receipt Issuance

Assured Security

We provide a detailed receipt for your valuables, ensuring transparency and peace of mind. This receipt acts as your unique reference throughout the process.

Detailed Analysis

Detailed Analysis

Cutting-Edge Techniques

Using advanced technology, our gemologists conduct in-depth analysis of your gemstones. Every detail is inspected to maintain precision and reliability.

Certified Report

Certified Report

Transparent Insights

After completing the evaluation, we generate a comprehensive report for your valuables. This ensures trust through detailed insights and complete transparency.

What We Offer

Your Reliable Partner for Jewelry Assessment

At CGLLab, we provide professional jewelry assessment services. Our certified gemologists evaluate the worth of your valuable items, including diamonds, gemstones, and fine metals. Whether it's for insurance, inheritance, or selling purposes, we deliver precise and trustworthy appraisals. Let CGLLab be your go-to for all jewelry evaluations.