5224 — Precision instrument makers and repairers

Medium Skilled

Sources checked 26 October 2026. Match the actual duties before choosing a code.

Related job titles

What this occupation covers

Precision instrument makers and repairers make, calibrate, test and repair precision and optical instruments such as barometers, compasses, cameras, calibrators, watches, clocks and chronometers.

Typical duties


examines drawings or specifications to determine appropriate methods, materials and sequence of operation

marks out and machines aluminium, brass, steel and plastics using machine tools such as grinders, lathes and shapers

tests watches and clocks for repair to diagnose faults and removes, repairs or replaces damaged and worn parts

tests completed timepiece for accuracy using electronic or other test equipment

carries out service tasks such as cleaning, oiling and regulating

checks prepared parts for accuracy using measuring equipment, assembles parts and adjusts as necessary using hand and machine tools

positions, aligns and secures optical lenses in mounts

tests, adjusts and repairs precision and optical instruments

Entry routes and qualifications

Some GCSEs/S grades qualifications may be required. Training is usually via an apprenticeship including work experience and practical and technical training leading to recognised awards.

Sponsorship information

Medium Skilled. Actual duties, sponsor, applicant, salary and any transitional or shortage-list conditions must be checked.

DBS assessment

No code-wide DBS assessment is assigned. Check actual duties, activities, workplace, frequency and jurisdiction. This code does not determine the level of check.

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ONS SOC 2020 · Appendix Skilled Occupations