Omega Calibre 1456 Quartz Movement Technical Guide
Technical manual for the Omega Calibre 1456 quartz movement covering both the standard non-RoHS version 1456A and the RoHS-compliant variant 1456B. This workshop guide details the complete movement specification (5 1/2" × 6 3/4" / 13.00 × 15.15 mm), including two-hand display architecture, stepper motor operation with three impulses per minute, and jeweling with 6 rubies. The manual provides battery specifications for the 1.55V SR321 cell, a comprehensive spare parts list, hand-setting procedures with runner counts and precise force requirements (8–30 N), electrical test protocols covering voltage and resistance measurements for troubleshooting, and visual differentiation markers between both movement versions. An essential reference for watch technicians performing maintenance, adjustment, or restoration of this quartz caliber. Published by Pelrom, April 5, 2007.
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Document Details
- Format
- Pages
- 8
- Size
- 1.1 MB
- Category
- Watchmaking