Diamond education
Diamond Buying Guide
Most diamond guides regurgitate the same 4Cs basics. This one is written from the trade side. How dealers actually price stones, what GIA reports miss, and where most buyers overpay without knowing it.
Tool
Diamond Size Chart
Carat-to-millimeter lookup for every shape. Find exact face-up dimensions.
Tool
Diamond Price Estimator
Estimate wholesale and retail diamond prices by the 4Cs.
Comparison
Lab-Grown vs Natural Diamonds
Market economics, resale value, and which makes sense for different buyers.
Reference
Diamond Glossary
Terms, grading scales, and industry jargon explained plainly.