GIA Certified Gemologist

Responsibilities

• Examine loose and mounted gemstones, diamonds, pearls, and finished jewelry using standard gemological procedures and instruments.
• Identify natural, laboratory-grown, treated, synthetic, assembled, and imitation gemstones, and determine when advanced laboratory testing or third‑party verification is required.
• Grade diamonds using recognized 4
  
  Cs criteria, including color, clarity, cut, and carat weight, and apply consistent grading practices aligned with GIA training.
• Evaluate colored gemstones for species, variety, color quality, clarity characteristics, cut quality, treatments, and overall condition.
• Operate and maintain gemological instruments such as microscopes, refractometers, polariscopes, spectroscopes, scales, gauges, UV lamps, and related testing equipment.
• Document gemstone characteristics, measurements, weights, observations, plots, images, grading conclusions, and supporting notes in company systems or approved forms.
• Prepare clear, accurate gemological reports, quality assessments, condition notes, and valuation‑support documentation for internal teams, clients, or business partners.
• Assess authenticity, quality, condition, craftsmanship, and conformity of jewelry and gemstones against applicable client, vendor, product, or internal requirements.
• Review inbound samples, client submissions, vendor lots, or inventory items to support intake, sorting, classification, quality control, and disposition decisions.
• Communicate findings professionally to supervisors, clients, vendors, buyers, appraisers, jewelry specialists, and internal stakeholders.
• Provide technical guidance on gemstone identification, grading terminology, treatments, quality factors, and appropriate handling of gems and jewelry.
• Maintain current knowledge of gemstone markets, treatments, laboratory‑grown materials, disclosure requirements, industry terminology, and relevant gemological standards.
• Follow established chain‑of‑custody, sample handling, security, confidentiality, documentation, and quality management practices.
• Support continuous improvement of gemological workflows, report templates, reference materials, equipment practices, and quality procedures.
• Read and follow the company Code of Conduct and all physical, digital, and sample security practices.
• Read and follow the Underwriters Laboratories Code of Conduct and follow all physical and digital security practices.
• Perform other duties as directed that are consistent with gemological evaluation, quality assurance, documentation, and client support responsibilities.

• GIA Graduate Gemologist diploma, GIA Diamonds Graduate, GIA Colored Stones Graduate, or equivalent recognized gemological certification required; current or recent hands‑on gemological experience preferred.
• Strong attention to detail and ability to record accurate measurements, weights, observations, plots, images, grading conclusions, and supporting documentation.
• Demonstrated ability to manage multiple evaluations or submissions while maintaining accuracy, confidentiality, chain‑of‑custody, and exceptional customer service.
• Demonstrated ability to successfully partner with Engineering and other Laboratory Personnel to complete projects in a timely manner with high quality.
• Demonstrated ability to analyze special testing needs.
• Effective verbal and written communication skills, including the ability to explain gemological findings, quality factors, treatment indicators, and report conclusions to customers and internal stakeholders.
• Highly effective communication skills and ability to interact with customers.
• Ability to work collaboratively with jewelry specialists, appraisers, buyers, vendors, laboratory personnel, and quality teams in a professional, team‑oriented environment.
• Proficiency with Microsoft Office and ability to use digital reporting systems, inventory systems, imaging tools, and other software used to document gemological evaluations.
• Commitment to ethical disclosure, objective evaluation, continuous learning, and staying current with gemstone treatments, laboratory‑grown materials, market trends, and relevant industry standards.