15 min read
MJSA Expo: A Trade Show Guide
What MJSA Expo actually covers, who should attend, and how to prepare — a manufacturing-focused guide for jewelry manufacturers and custom jewelers.
Insights & Guides
The Guru Diam Blog
Expert articles on lab-grown diamonds, wholesale sourcing strategies, and the latest trends shaping the jewelry industry.
16 min read
Modified Brilliant Cut: What It Means
What a modified brilliant cut means on a GIA report, how it differs from step cuts, and which fancy shapes fall into the category.
16 min read
Natural Asscher Cut Diamond Guide
A wholesale buyer's guide to the natural asscher cut diamond: history, clarity, proportions, sizing, and sourcing.
15 min read
What Is the Natural Diamond Council?
What the Natural Diamond Council is, who funds it, what it does, and how its marketing and education work differs from a certification or grading body.
15 min read
Natural Diamond Price Per Carat, Explained
What drives natural diamond price per carat — the 4Cs, carat-weight price jumps, and how to read wholesale pricing before ordering.
16 min read
Natural vs Lab-Grown Diamond Price Guide
A plain per-carat comparison of natural vs lab-grown diamond prices, with sourcing guidance for jewelers stocking both categories.
15 min read
Natural Diamond vs. Synthetic Diamond
How natural and synthetic (lab-grown) diamonds compare on formation, price, certification, appearance, and resale — a full buyer's breakdown.
16 min read
Natural Emerald Cut Diamonds: Sourcing Guide
Sourcing natural emerald cut diamonds: rough yield, clarity and color grading nuances, pricing vs. lab-grown, and what wholesale buyers should check.
15 min read
Natural Marquise Diamonds: A Sourcing Guide
Sourcing natural marquise diamonds: rough yield, grading nuances, natural-vs-lab-grown pricing, and what to check before buying.