ETA Calibre 1100 Watch movement spare parts
| ETA Calibre 1100 – Part No – 100 Main Plate |
| ETA Calibre 1100 – Part No – 105 Barrel Bridge |
| ETA Calibre 1100 – Part No – 110 Train Wheel Bridge |
| ETA Calibre 1100 – Part No – 121 Balance cock for flat hairspring |
| ETA Calibre 1100 – Part No – 125 Pallot cock |
| ETA Calibre 1100 – Part No – 182 Barrel (drum & cover) |
| ETA Calibre 1100 – Part No – 195 Barrel Arbor |
| ETA Calibre 1100 – Part No – 206 Center wheel |
| ETA Calibre 1100 – Part No – 210 Third Wheel |
| ETA Calibre 1100 – Part No – 227 Sweep-second wheel |
| ETA Calibre 1100 – Part No – 230 Escape wheel pinton |
| ETA Calibre 1100 – Part No – 245 Cannon Pinion |
| ETA Calibre 1100 – Part No – 255 Hour Wheel |
| ETA Calibre 1100 – Part No – 260 Minute Wheel |
| ETA Calibre 1100 – Part No – 301 Regulator for flat hairspring |
| ETA Calibre 1100 – Part No – 311 Upper cap jewel with end-piece |
| ETA Calibre 1100 – Part No – 330 Lower cap jewel with end-piece |
| ETA Calibre 1100 – Part No – 343 Bearing-plate, for sweep-second |
| ETA Calibre 1100 – Part No – 401 Winding Stem |
| ETA Calibre 1100 – Part No – 407 Sliding Pinion |
| ETA Calibre 1100 – Part No – 410 Winding Pinion |
| ETA Calibre 1100 – Part No – 415 Ratchet Wheel |
| ETA Calibre 1100 – Part No – 420 Crown Wheel |
| ETA Calibre 1100 – Part No – 422 Crown Wheel core |
| ETA Calibre 1100 – Part No – 425 Click |
| ETA Calibre 1100 – Part No – 430 Click Spring |
| ETA Calibre 1100 – Part No – 435 Yoke |
| ETA Calibre 1100 – Part No – 440 Yoke Spring |
| ETA Calibre 1100 – Part No – 443 Setting lever |
| ETA Calibre 1100 – Part No – 445 Setting lever Spring |
| ETA Calibre 1100 – Part No – 450 Setting Wheel |
| ETA Calibre 1100 – Part No – 462 Hand-setting cock |
| ETA Calibre 1100 – Part No – 605 Third wheel jewel, upper |
| ETA Calibre 1100 – Part No – 606 Third wheel jewel, lower |
| ETA Calibre 1100 – Part No – 612 Sweep second wheel jewel, upper |
| ETA Calibre 1100 – Part No – 615 Escape wheel jewel, upper |
| ETA Calibre 1100 – Part No – 616 Escape wheel jewel, lower |
| ETA Calibre 1100 – Part No – 620 Pallet stall jewel, upper |
| ETA Calibre 1100 – Part No – 621 Pallet staff jewel, lower |
| ETA Calibre 1100 – Part No – 630 Balance jewel |
| ETA Calibre 1100 – Part No – 710 Jewelled Pallet fork and staff |
| ETA Calibre 1100 – Part No – 714 Pallet stalf |
| ETA Calibre 1100 – Part No – 720 Balance with roller, pivoted |
| ETA Calibre 1100 – Part No – 721 Balance with flat hairspring, regulaled |
| ETA Calibre 1100 – Part No – 723 Balance staff, pivoted |
| ETA Calibre 1100 – Part No – 730 Roller |
| ETA Calibre 1100 – Part No – 734 Flat hairspring, regulated |
| ETA Calibre 1100 – Part No – 736 Collet |
| ETA Calibre 1100 – Part No – 738 Stud |
| ETA Calibre 1100 – Part No – 770 Mainspring |
| ETA Calibre 1100 – Part No – 5101 Case screw |
| ETA Calibre 1100 – Part No – 5102 Case screw special |
| ETA Calibre 1100 – Part No – 5110 Bridge screw |
| ETA Calibre 1100 – Part No – 5125 Pallet cock screw |
| ETA Calibre 1100 – Part No – 5126 Center wheel cock scrgw |
| ETA Calibre 1100 – Part No – 5311 Upper end-piece screw |
| ETA Calibre 1100 – Part No – 5330 Lower end-piece screw |
| ETA Calibre 1100 – Part No – 5343 Bearing plate screw |
| ETA Calibre 1100 – Part No – 5415 Ratchet-wheel screw |
| ETA Calibre 1100 – Part No – 5420 Crown-wheel scrgw |
| ETA Calibre 1100 – Part No – 5425 Click screw |
| ETA Calibre 1100 – Part No – 5443 Setting lever screw |
| ETA Calibre 1100 – Part No – 5445 Setting lever spring screw |
| ETA Calibre 1100 – Part No – 5462 Minute wheel cock screw |
The ETA 1100 Watch Movement: A Vintage Classic
The ETA 1100 is a manual-wind mechanical movement from the mid-20th century, renowned for its reliability and innovative calendar features in an era dominated by simpler calibers. Produced by ETA SA, part of the Swatch Group, it powered numerous vintage watches from brands like Atlantic, Technos, and Breitling during the 1950s.
Key Specifications
Type: Manual wind with sweep seconds hand; 17 jewels.
Dimensions: Approximately 11.75 ligne (26mm diameter), slim profile for dress watches.
Frequency: 18,000 vph (2.5 Hz), typical for robust 1950s movements.
Power Reserve: Around 40-45 hours when fully wound.
Notable Features
The ETA 1100 stands out for its calendar complications, uncommon at the time:
Instantaneous date change at midnight.
Separate pushers for quick day and date adjustment— a rarity avoiding crown manipulation risks.
Optional month indicator in some variants.
This design prioritized user-friendliness, making it ideal for everyday wear while maintaining mechanical integrity.
Historical Context
Introduced post-WWII, the 1100 reflected ETA’s push toward affordable precision amid quartz threats. It appeared in steel-cased divers and elegant dress watches, showcasing Swiss engineering. Today, it’s prized by collectors for parts scarcity and restoration appeal. Servicing requires expertise due to discontinued spares.
Legacy and Collectibility
Vintage ETA 1100 watches, like Accurist models circa 1950, fetch premiums for originality. Its durability cements ETA’s reputation, influencing modern calibers. Enthusiasts value it for honest, no-frills horology.
For any Watch Spare Parts inquiry, Email us for rate and availability: [email protected]
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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