Diamonds
Science, gemology, cutting, history, markets, and technology — integrated into one living reference system.
From deep reference to practical decision support.
The Book
Complete referenceThe most comprehensive layer of the publication: from natural diamond formation and optics to laboratory analysis, jewelry, buying, markets, history, and the future.
Handbook
Fast referenceA condensed practical presentation of the same knowledge, structured for fast reference and review of key concepts.
Buyer’s Guide
Pre-purchase checkA practical layer for defining a purchase, comparing stones, and checking documentation, price, risks, and future liquidity.
Learn
Lessons and self-checksStructured learning with anonymous practice and immediate self-checks. No user account, certificate, or persistent result history.
Knowledge should show what it stands on.
Alongside the publications, the diamond system connects terminology, evidence, currentness, and the Visual Atlas.
The graphics from the chapters of The Book are collected in one overview, each with its chapter caption and a link to its place in the text.