Spravochnik Dlja Juvelira -

The handbook provides essential data for practicing jewelers, students, and retail professionals:

Published in its Russian translation by in 2008, this 142-page spiral-bound manual has become a standard bench reference in the industry. Unlike many instructional texts, it is not a "how-to" guide for making jewelry but a technical data repository designed to sit directly on the jeweler's workbench. Key Content & Features spravochnik dlja juvelira

Справочник ювелира. Брюс Кнут стоимостью 699 руб. Брюс Кнут стоимостью 699 руб

Includes an expanded list of gemstones with their physical characteristics, diagrams for over 40 cutting styles , and official diamond grading standards. The primary reference matching your request is the

Detailed information on the composition of precious metal alloys and official standards for gold and silver.

The primary reference matching your request is the by Bruce J. Knuth (often cited in Russian as Брюс Дж. Кнут, "Справочник ювелира" ). Overview of the Handbook