Are you ready for the ultimate crash course in 4Cs mastery? Come dive headfirst into the glittering world of diamonds with Diamond Grading Essentials, an intensive course running Mon-Fri, 9am-12:30pm (see the schedule here) designed to transform you into a diamond grading pro. Packed with hands-on practice, this course will teach you everything you need to know to confidently evaluate diamonds, from loose stones to mounted pieces, using the industry-standard 10X loupe.

Whether you’re an aspiring gemologist, appraiser, or someone in the jewelry trade looking to sharpen your diamond grading skills, this course offers the essential knowledge and techniques needed to master the art of grading. And best of all? Half of the course is hands-on practice, so you’ll walk away with the expertise to tackle real-world diamond grading challenges with confidence.
What You Will Learn
You’ll dive deep into the 4Cs of diamond grading – Carat weight, Clarity, Color, Cut and associated measurements – with a variety of loose diamonds. Whether you’re assessing a round brilliant stone or a fancy shape, you’ll gain the skills to identify and grade diamonds with precision.

Course Highlights
💎 Gain Expertise with the 10X Loupe: A jeweler’s trusty tool, the 10X loupe is your best friend in this course. You’ll learn how to expertly use this magnifying tool to detect even the most microscopic inclusions, polish issues, or color nuances, prepping you for grading diamonds in any real-world scenario.
💎 Natural vs. Lab-Grown Diamonds: As the world of diamonds expands, so does the need for gemologists who can confidently distinguish between natural and lab-grown diamonds. This course covers both, teaching you how to assess and grade diamonds – regardless of whether they are billions of years old, or grown using new technology – so you’re always up to date with industry standards.
💎 Carat, Clarity, Color and Cut: With expert guidance, you’ll learn how to evaluate clarity by identifying inclusions, assess color grades under precise lighting, judge the cut’s overall quality based on polish and symmetry, and estimate carat weight—both for loose diamonds and mounted stones.

💎 Diamond Pricing Factors: Understanding how a diamond’s characteristics affect its value is key. This course will cover the critical factors influencing diamond pricing, so you can confidently assess the monetary value of each stone you grade.
💎 Hands-On Practice: 50% of the course is dedicated to hands-on training. You’ll handle and grade a variety of diamonds, learning to apply theoretical knowledge to real-world situations. Whether it’s judging the polish on a round brilliant or estimating the weight of a diamond in a setting, you’ll gain practical experience that prepares you for all conditions.
💎 Exclusively at IGI New York: What better place to immerse yourself in jewelry grading than IGI’s New York offices adjacent to the diamond district on 5th Avenue? You’ll be learning from top-tier experts in one of the most renowned jewelry hubs on the planet.

Confidently Interpret Grading Reports & Documents
One of the most valuable skills you’ll take away is the ability to read and interpret diamond grading reports, appraisals, and other gemological documents. By the end of the course, you’ll be able to explain grading information clearly and confidently to clients, customers, or industry professionals.
This course is more than just learning how to spot a flawless diamond – it’s about understanding the full spectrum of diamond qualities and gaining the expertise to apply this knowledge in the real world. After completing Diamond Grading Essentials, you’ll be equipped to grade diamonds with accuracy and confidence and communicate your findings like a pro.
If diamonds are your passion, then this course is your fast track to becoming a trusted expert in the field.
Sign up today
Seats are limited and fill up quickly. Sign up now for IGI’s exclusive 5-morning Diamond Grading Essentials course.