Skip to content

Recent Posts

  • The Decision Moment
  • The Path Forward, One Gem at a Time
  • Give Your Customers More Than a Diamond—Give Them the Full Story
  • Introducing the Guaranteed 4Cs Grading Certificate with Diamond Journey™
  • Welcoming Avi Levy: GCAL by Sarine’s New Chief Growth Officer

Most Used Categories

  • Diamond (67)
  • Newsletter (34)
  • Press Release (24)
  • Podcast (6)
  • Product (3)
  • Service (3)
  • Webinar (3)
GCAL by Sarine logo

  • EXPERT SERVICES
    • Jewelry Appraisals
    • Damage & Restoration Advisories
    • Risk Analysis for Insurance
    • Inventory & Collateral Audits
    • Forensic & Litigation Support
    • Law Enforcement Support
    • Donald A. Palmieri Bio
    • Palmier’s Market Monitor
    • Contact Us
  • Lab Services
    • Cut Analysis
    • Photography
    • Gemprint
    • Laser Inscription
    • Quality Assurance
    • Natural Diamond Verification
    • Precious Metal Testing
  • GRADING AND CERTIFICATION
    • GCAL 8X Cut Grade
    • Natural Diamonds
    • Lab Grown Diamonds
    • Fine Jewelry
    • Colored Diamonds
    • Colored Gemstones
    • Cultured Pearls
    • Verify Your Certificate
    • Jewelers Mutual Insurance
    • New Client Application
    • Submission Instructions
    • Elements of a Guarantee Certificate
  • 4C’S LEARNING CENTER
    • Diamond Carat Weight
    • Diamond Color
    • Diamond Clarity
    • Clarity Photomicrograph Gallery
    • Diamond Cut
    • Diamond Certification
    • How the 4C’s Affect Price
    • Instructional Diamond Grading
    • Beyond the 4Cs
    • Jewelry Consumer Resources
  • THE GCAL ADVANTAGE
    • Our Philosophy
    • Our Standards
    • Our Guarantee
    • ISO 17025 Accreditation
    • Diamond Journey
    • GCAL CV
    • Testimonials
    • In the Media
    • Contact Us
Diamond

Naos Jewelry Launches GCAL 8X® in Mexico

New York, September 11, 2023 – NAOS Jewelry, a high-end luxury jewelry manufacturer and designer in Mexico, and GCAL By Sarine have established a new

by
Diamond

DIFFERENTIATION: Never More Important Than It Is Right Now

“How can I differentiate my store from all the competition out there?” This is a question you’ve asked yourself (and your team) since the day

by
Diamond

Diamond Testers Can Be Misleading: Here’s Why

Diamond testers are not as reliable as they seem, especially in today’s modern world with technology that’s becoming more and more advanced! Let’s dive into

by
Diamond

Lab Grown Diamonds 101: Discovering the Science, Certification, and Market Trends

At GCAL, we certify loose diamonds, gemstones, and finished jewelry… backed by our guarantee, ISO accreditation, RJC Certification, and SCS accreditation… offering diamond measurements and

by
Diamond, Newsletter, Press Release

Merger of GCAL into the Sarine Group Completed

Synergies between GCAL’s quality processes and Sarine’s advanced technologies and installed base create significant growth opportunitiesin U.S. and worldwide Hod Hasharon (Israel), 10 May 2023 – Singapore

by
Diamond, Newsletter, Podcast, Press Release, Webinar

Sarine and GCAL Webinar: A New Vision for the Diamond Industry

Discover the future of diamond grading and learn how the innovative partnership between Sarine and GCAL will combine AI grading systems, the renowned 8X Cut

by
Diamond, Newsletter, Press Release

GCAL Joins the American Gem Society (AGS)

One of 2023’s biggest news stories in the jewelry industry has been the agreement between AGS members Sarine Technologies and Gem Certification & Assurance Lab,

by
Diamond, Newsletter, Press Release

GCAL Launches 8X® Proprietary Cut Grades with Retail Jeweler JannPaul

Expanding on the success of GCAL’s 8X® Cut Grades, new 8X® Proprietary Certificates are available for patented and specialty cuts and can be customized to

by
Press Release

Sarine Signs MOU to Acquire Majority Stake in Gem Certification and Assurance Lab (GCAL)

Hod Hasharon (Israel), 10 January 2023 – Singapore Exchange Mainboard listed Sarine Technologies Ltd (“Sarine” and along with its subsidiaries “the Group”) (U77:SI; SARN.TA), a

by
Diamond, Newsletter, Webinar

PriceScope and GCAL Webinar: GCAL 8X® and Why Diamond Cut is Important

Dave Atlas, cut grade industry legend, and Angelo Palmieri, chief developer behind the GCAL 8X® cut grade standard, discuss and debate the significant importance of diamond cut

by
1 2 3 4 5 … 8

Recent Posts

  • The Decision Moment
  • The Path Forward, One Gem at a Time
  • Give Your Customers More Than a Diamond—Give Them the Full Story
  • Introducing the Guaranteed 4Cs Grading Certificate with Diamond Journey™
  • Welcoming Avi Levy: GCAL by Sarine’s New Chief Growth Officer

Categories

  • Diamond
  • Newsletter
  • Podcast
  • Press Release
  • Product
  • Service
  • Webinar
  • EXPERT SERVICES
    • Jewelry Appraisals
    • Damage & Restoration Advisories
    • Risk Analysis for Insurance
    • Inventory & Collateral Audits
    • Forensic & Litigation Support
    • Law Enforcement Support
    • Donald A. Palmieri Bio
    • Palmier’s Market Monitor
    • Contact Us
  • Lab Services
    • Cut Analysis
    • Photography
    • Gemprint
    • Laser Inscription
    • Quality Assurance
    • Natural Diamond Verification
    • Precious Metal Testing
  • GRADING AND CERTIFICATION
    • GCAL 8X Cut Grade
    • Natural Diamonds
    • Lab Grown Diamonds
    • Fine Jewelry
    • Colored Diamonds
    • Colored Gemstones
    • Cultured Pearls
    • Verify Your Certificate
    • Jewelers Mutual Insurance
    • New Client Application
    • Submission Instructions
    • Elements of a Guarantee Certificate
  • 4C’S LEARNING CENTER
    • Diamond Carat Weight
    • Diamond Color
    • Diamond Clarity
    • Clarity Photomicrograph Gallery
    • Diamond Cut
    • Diamond Certification
    • How the 4C’s Affect Price
    • Instructional Diamond Grading
    • Beyond the 4Cs
    • Jewelry Consumer Resources
  • THE GCAL ADVANTAGE
    • Our Philosophy
    • Our Standards
    • Our Guarantee
    • ISO 17025 Accreditation
    • Diamond Journey
    • GCAL CV
    • Testimonials
    • In the Media
    • Contact Us
Copyright All Rights Reserved 2025
Proudly powered by WordPress | Theme: Polite by Template Sell.