Expert Gemstone Testing and Analysis GDTL

Discover the true value of your gemstones today.

Gemstone Identification

Accurate analysis of all gemstone varieties available.

Professional grading and certification for your gems.

Comprehensive reports on gemstone characteristics provided.

Gemstone Certification
Expert Consultation

Your Trusted Gemstone Laboratory

At Gems Diamond Testing Lab, we specialize in providing detailed analysis and certification for all varieties of gemstones, ensuring authenticity and quality for our valued clients.

a purple stone sitting on top of a white counter
a purple stone sitting on top of a white counter

150+

15

Certified Gem Experts

Trusted Quality

Gemstone Testing Services

Expert analysis for all varieties of gemstones, ensuring authenticity and quality for your peace of mind.

Gemstone Identification

Accurate identification of gemstones to determine their type, quality, and value for informed decisions.

A dark blue rectangular gemstone is placed on a raised white platform against a dark background. The gem is faceted and exhibits a deep, rich hue, with light reflecting off its polished surfaces.
A dark blue rectangular gemstone is placed on a raised white platform against a dark background. The gem is faceted and exhibits a deep, rich hue, with light reflecting off its polished surfaces.
Quality Assurance

Comprehensive testing services to guarantee the quality and authenticity of your precious gemstones.

A polished and faceted gemstone, likely a diamond, stands out against a deep black background. The gem's surface reflects and refracts light, creating a spectrum of colors including blues, oranges, and whites across its facets. The overall shape is elongated with precise edges and sharp corners.
A polished and faceted gemstone, likely a diamond, stands out against a deep black background. The gem's surface reflects and refracts light, creating a spectrum of colors including blues, oranges, and whites across its facets. The overall shape is elongated with precise edges and sharp corners.
A wooden table holds various tools associated with gem evaluation. A caliper is placed on an open book filled with numbers and gem-related data. A round metal dish contains several cut and polished gemstones. A pair of tweezers is nearby, ready for handling the stones. Metal sieves and a cylindrical container are also present, likely used for sorting and measuring purposes. The overall setting suggests an environment of precision and craftsmanship.
A wooden table holds various tools associated with gem evaluation. A caliper is placed on an open book filled with numbers and gem-related data. A round metal dish contains several cut and polished gemstones. A pair of tweezers is nearby, ready for handling the stones. Metal sieves and a cylindrical container are also present, likely used for sorting and measuring purposes. The overall setting suggests an environment of precision and craftsmanship.

Gallery

Explore our stunning collection of gemstones and their unique details.

A close-up view of a polished gemstone surface displaying vibrant iridescent blue and green colors. The stone has intricate patterns with streaks and patches of brown and gold, which create a mesmerizing and complex visual texture.
A close-up view of a polished gemstone surface displaying vibrant iridescent blue and green colors. The stone has intricate patterns with streaks and patches of brown and gold, which create a mesmerizing and complex visual texture.
A collection of blue gemstones in various shapes and sizes is displayed on a light gray, textured surface. The gems exist in a range of cuts, including oval and rectangular, showcasing their reflective and faceted surfaces that shimmer in different shades of blue.
A collection of blue gemstones in various shapes and sizes is displayed on a light gray, textured surface. The gems exist in a range of cuts, including oval and rectangular, showcasing their reflective and faceted surfaces that shimmer in different shades of blue.

Gems Diamond Testing Lab provided exceptional service and detailed analysis of my gemstones. Their expertise is unmatched, and I highly recommend them for all gemstone testing needs.

Jivan kumar (Gemologist)

A multifaceted gem with a complex interplay of colors, featuring reflective surfaces that include shades of red, blue, and white. The gem is set against a stark black background, highlighting its vivid color spectrum and intricate geometric shape.
A multifaceted gem with a complex interplay of colors, featuring reflective surfaces that include shades of red, blue, and white. The gem is set against a stark black background, highlighting its vivid color spectrum and intricate geometric shape.

★★★★★