

ETA Caliber 1256 Watch movement spare parts
| ETA Caliber 1256 – Part No – 100 Main Plate |
| ETA Caliber 1256 – Part No – 105 Barrel Bridge |
| ETA Caliber 1256 – Part No – 110 Train Wheel Bridge |
| ETA Caliber 1256 – Part No – 121 Balance cock for flat hairspring |
| ETA Caliber 1256 – Part No – 125 Pallot cock |
| ETA Caliber 1256 – Part No – 182 Barrel and cover) |
| ETA Caliber 1256 – Part No – 195 Barrel Arbor |
| ETA Caliber 1256 – Part No – 206 Center wheel |
| ETA Caliber 1256 – Part No – 210 Third Wheel |
| ETA Caliber 1256 – Part No – 227 Sweep-second wheel |
| ETA Caliber 1256 – Part No – 245 Cannon Pinion |
| ETA Caliber 1256 – Part No – 255 Hour Wheel |
| ETA Caliber 1256 – Part No – 260 Minute Wheel |
| ETA Caliber 1256 – Part No – 301 Regulator for flat hairspring |
| ETA Caliber 1256 – Part No – 311 Upper cap jewel with end-piece |
| ETA Caliber 1256 – Part No – 330 Lower cap jewel with end-piece |
| ETA Caliber 1256 – Part No – 336 Lower cap jewel with end-piece |
| ETA Caliber 1256 – Part No – 342 Lower cap jewel with end-piece |
| ETA Caliber 1256 – Part No – 401 Winding Stem |
| ETA Caliber 1256 – Part No – 407 Sliding Pinion |
| ETA Caliber 1256 – Part No – 410 Winding Pinion |
| ETA Caliber 1256 – Part No – 415 Ratchet Wheel |
| ETA Caliber 1256 – Part No – 420 Crown Wheel |
| ETA Caliber 1256 – Part No – 423 Crown Wheel ring |
| ETA Caliber 1256 – Part No – 425 Click |
| ETA Caliber 1256 – Part No – 430 Click Spring |
| ETA Caliber 1256 – Part No – 435 Yoke |
| ETA Caliber 1256 – Part No – 440 Yoke Spring |
| ETA Caliber 1256 – Part No – 443 Setting lever |
| ETA Caliber 1256 – Part No – 445 Setting lever Spring |
| ETA Caliber 1256 – Part No – 450 Setting Wheel |
| ETA Caliber 1256 – Part No – 462 Hand-setting cock |
| ETA Caliber 1256 – Part No – 702 Eecape wheel and pinion with straight pivots |
| ETA Caliber 1256 – Part No – 710 Jewelled Pallet fork and staff |
| ETA Caliber 1256 – Part No – 714 Pallet stalf |
| ETA Caliber 1256 – Part No – 721 Balance with flat hairspring, regulaled |
| ETA Caliber 1256 – Part No – 723 Balance staff, pivoted |
| ETA Caliber 1256 – Part No – 730 Roller |
| ETA Caliber 1256 – Part No – 770 Mainspring |
| ETA Caliber 1256 – Part No – 1134 Automatic framework |
| ETA Caliber 1256 – Part No – 1141 Lower bridge for the automatic device |
| ETA Caliber 1256 – Part No – 1143 Oscillating weight (rotor) |
| ETA Caliber 1256 – Part No – 1420 Upper crown wheel |
| ETA Caliber 1256 – Part No – 1421 Lower Crown Wheel |
| ETA Caliber 1256 – Part No – 1481 Automatic Reduction Wheel |
| ETA Caliber 1256 – Part No – 1482 Ratchet wheel driving wheel |
| ETA Caliber 1256 – Part No – 1485/1 Reverser (mounted reverser) |
| ETA Caliber 1256 – Part No – 1488 Pawl Winding Wheel |
| ETA Caliber 1256 – Part No – 165C orresponds to the Mainplate |
| ETA Caliber 1256 – Part No – 1663 Bushing, Lower Oscillating Weight |
| ETA Caliber 1256 – Part No – 5101 Case screw |
| ETA Caliber 1256 – Part No – 5110 Bridge screw |
| ETA Caliber 1256 – Part No – 5121 Balance-cock screw |
| ETA Caliber 1256 – Part No – 5125 Pallet cock screw |
| ETA Caliber 1256 – Part No – 5126 Center wheel cock scrgw |
| ETA Caliber 1256 – Part No – 5311 Upper end-piece screw, for balance |
| ETA Caliber 1256 – Part No – 5330 Lower end-piece screw, for balance |
| ETA Caliber 1256 – Part No – 5342 Bearing plate screw |
| ETA Caliber 1256 – Part No – 5415 Ratchet-wheel screw |
| ETA Caliber 1256 – Part No – 5420 Crown-wheel scrgw |
| ETA Caliber 1256 – Part No – 5425 Click screw |
| ETA Caliber 1256 – Part No – 5443 Setting lever screw |
| ETA Caliber 1256 – Part No – 5445 Screw for setting lever spring |
| ETA Caliber 1256 – Part No – 5462 Hand-setting cock-screw |
| ETA Caliber 1256 – Part No – 5738 stud screw |
| ETA Caliber 1256 – Part No – 5750 Dial scrsw |
| ETA Caliber 1256 – Part No – 51134 Screw for the automatic device framework |
| ETA Caliber 1256 – Part No – 51141 Screw for the lower bridge of the automatic device |
| ETA Caliber 1256 – Part No – 51495 Bearing wheel screw for the oscillating weight |

The ETA 1256 is a vintage manual-wind mechanical movement from the renowned Swiss manufacturer ETA SA, celebrated for its reliability and precision in mid-20th-century timepieces.
Historical Background
Developed in the post-WWII era during ETA’s expansion under the Swatch Group precursor, the 1256 emerged from Fontainemelon roots tracing to 1790s ébauche production. It powered affordable luxury watches from brands like Omega and Tissot, embodying ETA’s monopoly-era dominance before regulatory scrutiny in the 2000s.
Key Specifications
Size and Jewels: 11.75 ligne diameter, 17 jewels for reduced friction and longevity.
Functions: Hours, minutes, central seconds; manual winding with hack feature in some variants.
Frequency and Power: 18,000 vph (2.5 Hz), approximately 42-hour power reserve.
Finish: Geneva stripes on bridges, blued screws for aesthetic appeal in visible cases.
Performance and Reliability
Known for robust construction, the 1256 offers chronometer-grade accuracy when regulated, with adjustable regulator for fine-tuning. Its simple architecture minimizes service needs, making it ideal for restoration projects among collectors.
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Watch Parts Enquiry
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Stem, Crown, Hands & Spares might be available for this movement.
Email us for rate and availability: [email protected]
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