GB/T 47795-2026: Casing types and fitting dimensions of watch movements

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Scope

This document specifies the casing type and fitting dimensions for watch movements.
This document applies to the design and assembly of mechanical and quartz watch
movements and their metal case fixing structures. For other watch movements or cases
made of other materials, this document can be a reference.

Basic Data

Standard ID	GB/T 47795-2026 (GB/T47795-2026)
Description (Translated English)	Casing types and fitting dimensions of watch movements
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	Y11
Classification of International Standard	39.040.10
Word Count Estimation	10,190
Date of Issue	2026-07-02
Date of Implementation	2027-02-01
Issuing agency(ies)	State Administration for Market Regulation, Standardization Administration of China