Diamond knowledge
Deutschsprachige Leitfäden zu Laborberichten, Zustand, Old-Mine-Proportionen, großen Diamanten und Formen.
Diese Leitfäden trennen nachprüfbare Fakten, visuelle Beurteilung und Fragen, die eine zusätzliche Untersuchung erfordern.
Guide section
Learn the main shapes, facet patterns and visual differences before comparing individual stones.
Back to guide routesGuide section
Use these guides to compare proportions, light behaviour and the differences between historic cutting families.
Back to guide routesGuide section
Read the grading report beside photographs, movement videos and a detailed condition examination.
Back to guide routesGewicht, Maße, Farbe, Reinheit, Fluoreszenz und Grenzen eines Laborberichts bei antiken Schliffen verstehen.
Read the guideRundiste, Absplitterungen, Abrieb, Polierspuren und Reparaturen beurteilen und Zustand von Reinheit unterscheiden.
Read the guideGuide section
Work through the decisions that matter when buying a large stone, choosing a setting, matching a pair or considering natural colour.
Back to guide routesVertrauliche Anfrage
Tell us what you are comparing or collecting. We will answer in the context of real available material.
Receive occasional notes on newly available diamonds, antique cuts and private viewings.
