GB/T 22780-2025 Active National standards

GB/T 22780-2025 Liquid crystal displaying quartz watches

GB/T 22780-2025 Liquid crystal displaying quartz watches

Publish Date: 2025-10-31 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 22780-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Clocks and watches

ICS Name: \nWatch

Publish Date: 2025-10-31

Implement Date: 2026-05-01

Pages: 24 pages

Scope

This document specifies the technical requirements, inspection rules, and marking, packaging, transportation, and storage for liquid crystal quartz watches (hereinafter referred to as "LCD watches"), and describes the corresponding test methods.
This document is applicable to the design, production, inspection, and sales of LCD display watches equipped with quartz resonators and a nominal operating voltage of DC 1.50 V or DC 3.0 V, featuring time and date displays or other additional functions. The design, production, and inspection of non-wrist-worn LCD display watches and LCD quartz watch movements are also applicable to this document for reference purposes.

Development Information

Word Count: 29 Thousand words Pages: 24 pages

Replace the following standards

GB/T 22780-2017 Liquid crystal displaying quartz watches

Referenced Standards

GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability) GB/T 4028-1994 Timekeeping instruments—Symbolization of control positions GB/T 4028-2013 Symbolization of control positions for timekeeping instruments GB/T 17626.2-1998 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 17626.2-2006 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 17626.2-2018 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 30106-2013 Horology—Water-resistant watches GB/T 38022-2019 Horology—Shock-resistant watches GB/T 2829-2025 Sampling procedures and tables for periodic inspection by attributes(Apply to inspection of process stability)

Related Standards

GB/T 6877-1986 Replaced

GB/T 6877-1986 Classification, terminology and numbering for parts and assemblies of the mechanical time measuring instruments Classification, terminology and numbering for parts and assemblies of wrist watches and lever escapement alarm olocks

Publish Date: 1986-09-13

GB/T 18828-2002 Replaced

GB/T 18828-2002 Diver's watches

Publish Date: 2002-09-05

GB/T 6044-2005 Replaced

GB/T 6044-2005 Analogue quartz watches

Publish Date: 2005-09-26

GB/T 20215-2006 Active

GB/T 20215-2006 Timekeeping instrument—Wristwatch-cases—Fixing dimensions of non-spring-bar types

Publish Date: 2006-03-10

GB/T 4048-2008 Active

GB/T 4048-2008 Timekeeping instruments—Wristwatches—Dimensions of bracelet-to-case fastening elements

Publish Date: 2008-07-31

GB/T 6877-2008 Active

GB/T 6877-2008 Classification,terminology and numbering for parts and assemblies of the time measuring instruments—Classification,terminology and numbering for parts and assemblies of mechanical wrist watch movements

Publish Date: 2008-07-31