Gem Certification & Assurance Lab, Inc. Employee Directory

Retail Luxury Goods and JewelryUnited States11-50 Employees

GCAL, located in the World Diamond Tower in New York city is an independent diamond and gemstone certification laboratory.

GCAL is the only diamond grading laboratory … 
•that provides a “Zero Tolerance” 4C’s Consumer Grading Guarantee
•that includes Gemprint® Security Registration with every certificate
•that includes Diamond Profile® light performance analysis
•that is ISO 17025 accredited in North America
•that weighs, measures, examines, tests, analyzes and photographs every diamond several times

Find Gem Certification & Assurance Lab, Inc. employees' phone numbers or email addresses

Gem Certification & Assurance Lab, Inc. Global Highlights

North America
14

United States Of America
13
Canada
1

Asia
1

Sri Lanka
1

Gem Certification & Assurance Lab, Inc.'s Leadership

D. P.
President
Mobile Phone
Email
D. P.
President
Mobile Phone
Email
J. G.
President
Mobile Phone
Email
P. P.
Operations Manager
Mobile Phone
Email
E. C.
Senior Laboratory Technician
Mobile Phone
Email
D. C.
Senior Laboratory Technician
Mobile Phone
Email
H. K.
Accountant
Mobile Phone
Email
Y. S.
Software Engineer
Mobile Phone
Email

Contact profiles from Gem Certification & Assurance Lab, Inc.

Name

Title

Contact Info

Location

Last Update

D. P.
President
Mobile Phone
Email
United StatesNew York
Sep 24, 2025
D. P.
President
Mobile Phone
Email
Oct 17, 2024
J. G.
President
Mobile Phone
Email
Oct 16, 2024
P. P.
Operations Manager
Mobile Phone
Email
Oct 22, 2024
E. C.
Senior Laboratory Technician
Mobile Phone
Email
United StatesNew York
Oct 26, 2025
D. C.
Senior Laboratory Technician
Mobile Phone
Email
United StatesNew York
Oct 21, 2025
H. K.
Accountant
Mobile Phone
Email
Oct 21, 2024
Y. S.
Software Engineer
Mobile Phone
Email
United StatesNew York
Oct 23, 2024
D. B.
Research And Development Specialist | Data Analyst
Mobile Phone
Email
United StatesNew York
Oct 23, 2025

Frequently Asked Questions

What is Gem Certification & Assurance Lab, Inc. known for?

Gem Certification & Assurance Lab, Inc. operates in the Retail Luxury Goods and Jewelry industry. The company's main headquarters is located in 10036 US. Explore Gem Certification & Assurance Lab, Inc.'s company overview page for more information.

What is Gem Certification & Assurance Lab, Inc.'s most common email format?

Gem Certification & Assurance Lab, Inc. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Gem Certification & Assurance Lab, Inc. email formats with LeadIQ.

How many employees does Gem Certification & Assurance Lab, Inc. have currently?

Gem Certification & Assurance Lab, Inc. has approximately 11 employees as of October 2025. These team members are located across 2 continents, including North AmericaAsia.

Who are Gem Certification & Assurance Lab, Inc.'s key employees and leadership?

As of October 2025, Gem Certification & Assurance Lab, Inc.'s key employees include:

President: D. P.
President: D. P.
President: J. G.
Operations Manager: P. P.
Senior Laboratory Technician: E. C.

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