About Us – Diamond Institute of America
At Diamond Institute of America, we bring over 30 years of hands-on experience in grading and evaluating diamond jewelry. Our mission is simple: to provide transparent, honest, and unbiased expertise you can trust.
Whether you've inherited jewelry, are considering a purchase, or simply want to understand the world of diamonds better, we're here to help. We break down complex information into simple, useful insights so you can feel confident in your decisions.
From loose diamonds to fine jewelry, our evaluations are always independent and free from sales pressure, ensuring you get clear, factual information about your pieces.
Knowledge is the most valuable gem of all—let us help you uncover it.
30+ Years Experience
Decades of hands-on experience in diamond grading and jewelry evaluation gives us the expertise you need.
Transparent & Honest
We provide unbiased expertise with no sales pressure, ensuring you get clear, factual information about your jewelry.
Educational Focus
We break down complex information into simple, useful insights so you can make confident decisions.