16 min read
2026 Jewelry Trade Show Calendar
A wholesale buyer's planning guide to the major 2026 jewelry, gem, and diamond trade shows — timing, focus, budgeting, and how to prioritize.
Insights & Guides
The Guru Diam Blog
Expert articles on lab-grown diamonds, wholesale sourcing strategies, and the latest trends shaping the jewelry industry.
15 min read
JIS Miami: What Wholesale Buyers Should Know
What JIS Miami (Jewelers International Showcase) is, how it differs from JIS's other shows, and how a wholesale diamond buyer should plan a visit.
15 min read
Jwaneng Diamond Mine: What Buyers Should Know
How Botswana's Jwaneng mine, often called the world's richest diamond mine by value, operates and what it means for wholesale sourcing.
15 min read
The Kimberley Process, Explained
What the Kimberley Process Certification Scheme is, how it regulates rough diamond trade, and where its scope actually ends. A trade-education guide.
15 min read
Lab-Grown Diamond Cost Per Carat
What lab-grown diamonds actually cost per carat across carat weights and quality tiers, and why price per carat isn't a flat number.
15 min read
Lab-Grown Diamond Manufacturers: A Buyer's Guide
How lab-grown diamond manufacturing actually works, CVD vs. HPHT, and what jewelers should evaluate when vetting a manufacturer.
16 min read
Laser Drilled Diamonds: What Buyers Should Know
How laser drilling works, how it's graded and disclosed, durability and repair considerations, and how it affects wholesale pricing.
16 min read
Las Vegas Jewelry Show Season: A Buyer's Guide
Planning a Las Vegas jewelry show week trip? A wholesale buyer's guide to which shows overlap, how they relate, and how to sequence your visit.
15 min read
Lever Back Diamond Earrings: Wholesale Guide
How lever-back diamond earrings are built, priced, and sourced wholesale — mechanism, when to spec it, and what jewelers should check before stocking.