Diamond Processing Associate

Rapaport; New York (NY); On-site; USD 45,000 - 65,000; Full time

Job summary

Rapaport Group in New York, NY is seeking a highly organized Graduate Gemologist to join our in-house team focused on preparing diamonds for monthly auctions. This role requires initiative, comfort with data systems, and a drive to grow in the diamond and auction industry.

The Processing Associate will support intake, evaluation, and inventory preparation, coordinating with teams on logistics and ensuring data accuracy across internal databases.

Qualifications

• Graduate Gemologist (GG) or equivalent with diamond grading experience.
• Highly organized with meticulous attention to detail and accuracy.
• Strong computer skills; comfortable with databases and spreadsheets.
• Ability to manage multiple priorities in a deadline-driven environment.

Responsibilities

• Receive and process incoming diamond inventory for auctions.
• Maintain accurate inventory tracking using internal systems.
• Assist in catalog creation with precise data entry of all submission details.
• Coordinate with internal teams on auction logistics, timelines, and inventory readiness.
• Perform preliminary gemological assessments, including color and clarity grading, diamond testing, Sarin measurements, and treatment checks.
• Coordinate shipments to and from clients before and after auctions.
• Handle all inventory with discretion and care; support process improvements.

Skills

Gemology

Diamond grading

Data management

Attention to detail

Proactive

Communication

Education

Graduate Gemologist (GG)

AJP designation

Tools

Database software

Spreadsheet software

Internal systems

Job description

Full-Time | In-House | New York, NY

A leading auction house in New York City is seeking a highly organized, proactive, and driven Graduate Gemologist, or similar, to join our fast-paced and collaborative team. This full-time, in-house role plays a critical part in preparing diamonds for our monthly auctions. We are looking for someone who takes initiative, thrives in a structured environment, is highly computer literate, and is eager to learn and grow within the diamond and auction industry.

This position is ideal for a detail-oriented professional who takes pride in accuracy, operates with a strong sense of ownership and accountability, and is motivated to develop their expertise and responsibilities over time.

Position Overview

Reporting to the Processing Team Manager, the Processing Associate will support the intake, evaluation, and preparation of inventory for our Melee and Single Stone Auctions. The ideal candidate is exceptionally organized, proactive in identifying and resolving issues, comfortable working with data and internal systems, and committed to maintaining precise operational standards.

Key Responsibilities

• Receive and process incoming diamond inventory for upcoming auctions
• Maintain accurate tracking of all inventory using internal databases and systems
• Assist in catalog creation, ensuring precise and complete data entry of all submission details
• Coordinate with internal teams on auction logistics, timelines, and inventory readiness
• Conduct preliminary gemological assessments, including color and clarity grading, diamond testing, Sarin measurements, and treatment checks
• Recommend stones for third-party certification when appropriate
• Coordinate shipments to and from clients before and after auctions
• Perform quality control checks to ensure accuracy and completeness of all records
• Proactively identify discrepancies, missing information, or operational inefficiencies and help resolve them
• Handle all inventory with a high level of professionalism, discretion, and care
• Support continuous improvement of internal processes and tracking systems
• Deliver professional and courteous service to clients and trading partners

Qualifications

• Graduate Gemologist (GG) preferred; Graduate Diamonds or AJP designations also considered
• Proficiency in grading loose diamonds (color and clarity) preferred
• Highly organized with exceptional attention to detail and accuracy
• Strong computer skills, including comfort working with databases, spreadsheets, and internal systems
• Proactive and self-motivated, with the ability to anticipate needs and take initiative
• Ability to manage multiple priorities in a deadline-driven environment
• Excellent written and verbal communication skills
• Demonstrates professionalism, integrity, and sound judgment when handling valuable inventory
• Positive attitude and genuine interest in learning and growing within the industry

What We Offer

• Opportunity to work at the forefront of the global diamond industry
• Hands-on exposure to a wide range of diamonds
• Collaborative, fast-paced, and team-oriented environment
• Opportunity for professional development and long-term growth

About the Rapaport Group

The Rapaport Group is an international network of companies providing added value services that support the development of fair, transparent, competitive and efficient diamond and jewelry markets. Established in 1976, the Group has more than 20,000 clients in over 120 countries. Group activities include Rapaport Information Services providing research, analysis and news; RapNet – the world's largest diamond trading network; and Rapaport Trading and Auction Services specializing in recycled diamonds and jewelry. Additional information is available at www.rapaport.com.