AJP
Applied Jewelry Professional™ Program
Develop the language, confidence and insight you need to engage customers and grow in the gem & jewelry industry with the Applied Jewelry Professional™ program. Choose a 5-day in-person program offered at GIA campuses worldwide or flexible online learning.
Upon completion, you’ll earn recognition as a GIA Applied Jewelry Professional (AJP). Whether you’re beginning your journey or strengthening your knowledge, the AJP® professional development program supports your continued professional growth.
What You'll Learn
- Diamond Essentials
Learn how to clearly describe diamond jewelry in customer conversations. Topics include: the 4Cs of Diamond Quality, diamond durability and treatments, modern cutting technology, and an overview of the diamond jewelry supply chain. - Colored Stone Essentials
Gain essential knowledge of colored stones with a focus on ruby, sapphire and emerald. Topics include: key terminology, value factors, proper gemstone care and cleaning methods, and insights into the colored stone supply chain. - Jewelry Essentials
Examine the key features that define a piece of jewelry and contribute to its value. Topics include: precious metals, jewelry types and styles, manufacturing methods, regulations, plus watches and giftware.
Who It’s For
- Jewelry professionals and retail associates
- Jewelry designers, makers, and creatives
- Gem and jewelry enthusiasts
- Career changers exploring the industry
- Students considering formal gemology or jewelry studies
- Social media content creators
WAYS TO LEARN
Format | Details | Language |
In-person | Hands-on, instructor-led learning at select GIA campuses. Choose to complete courses individually or a condensed 5-day program. View Schedule. | English & Cantonese |
Correspondence | Study at your own pace using printed materials, with exams completed in person at a GIA campus. | Traditional Chinese |
Online | Learn at your own pace through a fully online experience, including exams. | English & Simplified Chinese |
TRY A SAMPLE LESSON

COLORED STONE ESSENTIALS
Gain essential knowledge of colored stones, with focus on ruby, sapphire, and emerald.

DIAMOND ESSENTIALS
Describe diamond jewelry accurately for effective and ethical customer conversations.

JEWELRY ESSENTIALS
Understand jewelry’s important features and how they combine to give a piece its unique value.
