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Diamond Tester Jobs (NOW HIRING)

Diamond Game

QA Technical Analyst

Omaha, NE · On-site

Perform exploratory, functional, system, reliability testing and regression testing on all products ... At Diamond Game, you're not just joining a company - you're joining a forwardthinking ...

Diamond Foods, LLC

Laboratory Technician

Stockton, CA · On-site

$18 - $22/hr

Diamond Foods will not pay fees to any third-party agency or company that does not have a signed agreement with Diamond Foods, LLC. Pre-employment drug testing required. AA/EOE/M/F/D

Diamond Foundry

Equipment Engineer

Wenatchee, WA

$80K - $125K/yr

Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting ... Independent problem solver with hands-on experience designing, testing, deploying, and ...

Diamond Foundry

Equipment Engineer

Wenatchee, WA

Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting ... Independent problem solver with hands-on experience designing, testing, deploying, and ...

Diamond America

CNC Mill Machinist

Mogadore, OH · On-site

$25 - $35/hr

Our key services include laboratory testing, equipment design, and remanufacturing defective or worn-down parts. Today, Diamond America remains a market leader to help keep critical manufacturing ...

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How much do diamond tester jobs pay per hour?

As of Jun 24, 2026, the average hourly pay for diamond tester in the United States is $38.36, according to ZipRecruiter salary data. Most workers in this role earn between $21.39 and $50.72 per hour, depending on experience, location, and employer.

What is a Diamond Tester?

A diamond tester is a professional tool or device used to determine whether a gemstone is a real diamond or a simulated stone, such as cubic zirconia or moissanite. People who operate diamond testers, often called diamond testers or gemologists, use these devices to check the authenticity of diamonds by measuring their thermal or electrical conductivity. This process is essential for jewelers, pawn shops, and buyers to verify the value and legitimacy of diamond jewelry. Proper use of a diamond tester helps prevent fraud and ensures transparent transactions in the gemstone market.

What are some typical challenges faced by Diamond Testers in accurately evaluating gemstones?

Diamond Testers often encounter challenges such as distinguishing between natural diamonds and high-quality synthetic stones, or simulants like moissanite. Since some imitation stones can closely mimic the physical and optical properties of real diamonds, testers must stay current with the latest testing equipment and techniques. Additionally, environmental factors like lighting conditions or contamination on the stone can affect test results, requiring careful preparation and attention to detail. Regular calibration of testing devices and ongoing training are essential to maintain accuracy and credibility in this role.

What are the key skills and qualifications needed to thrive as a Diamond Tester, and why are they important?

To thrive as a Diamond Tester, you need a solid understanding of gemology, attention to detail, and often a certification in gemstone identification. Familiarity with diamond testing equipment, such as electronic diamond testers and microscopes, is typically required. Strong observational skills, honesty, and effective communication are essential soft skills for building trust with clients and colleagues. These skills ensure accurate gemstone identification, minimize errors, and uphold the integrity of jewelry transactions.
Diamond Tooling Specialist

Diamond Tooling Specialist

Dakota Granite

Milbank, SD

Full-time

Posted 13 days ago

Job description

Job Summary
We are seeking a Diamond Tooling Technician to join our team. This role is critical to ensuring the performance, longevity, and quality of our diamond tooling equipment. The ideal candidate will be responsible for maintaining and retipping blades, managing tooling inventory, testing new tools, and ensuring all tooling meets quality standards.

Key Responsibilities

  • Perform retipping, sharpening, and maintenance of diamond blades and core bits to ensure optimal cutting performance and safety.
  • Track and manage tooling inventory, including ordering, receiving, and organizing tools and supplies.
  • Maintain accurate stock levels and reorder as needed.
  • Conduct performance tests on new and existing diamond tools.
  • Provide feedback on tool wear, efficiency, and suitability for specific materials or applications
  • Coordinate tooling orders with vendors and internal departments.
  • Solicit and compare quotes from multiple vendors to ensure competitive pricing and cost efficiency.
  • Ensure timely procurement and delivery of required tools to avoid production delays.
  • Inspect all tooling for defects or wear.
  • Ensure tools meet company and industry standards before use in production.
  • Maintain detailed records of tooling usage, maintenance, test results, and inventory levels.
  • Generate reports for management as needed.
  • Maintain diamond wire cutting equipment for precision cuts in granite materials.
  • Monitor wire wear and performance, and perform necessary adjustments or replacements to ensure optimal cutting quality.

Qualifications

  • Prior experience in granite or stone fabrication preferred
  • Familiarity with diamond tooling and blade retipping techniques
  • Strong mechanical aptitude and attention to detail
  • Ability to work independently and manage multiple tasks
  • Basic computer skills for inventory and reporting systems

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