ETA Mainsprings
| Caliber No. |
982, 1080, 1100, 2000 Automatic, 2510, 2512, 2512.1, 2650, 2688, 2660, 2670, 2671 Automatic, 2770, 2789, 2801, 2804, 2824, 2821, 2834, 2836 Automatic, 2846, 2890, 2892, 2892.2 Automatic, 7750 Automatic |
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ETA Mainsprings
| Caliber No. |
982, 1080, 1100, 2000 Automatic, 2510, 2512, 2512.1, 2650, 2688, 2660, 2670, 2671 Automatic, 2770, 2789, 2801, 2804, 2824, 2821, 2834, 2836 Automatic, 2846, 2890, 2892, 2892.2 Automatic, 7750 Automatic |
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