1969 · Provita
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Shown in the order they were catalogued.
Features
Date
A feature that displays the current day of the month, typically in a small window on the dial, commonly placed at the 3 o'clock or 6 o'clock position.
Automatic
A watch powered by automatic (self-winding) movement that doesn't require a battery. It winds itself using the daily usage motion of the wearer's wrist.
The ETA 2783, which debuted around 1974, is a direct relative of the caliber family of the ETA 2824. The main difference is at the escapement system: The ETA 2783 runs at 21600 A/h while the ETA 2824 runs at 28800 A/h and uses the ETAChron fine regulator. Movements beating at 21600 A/h: - 2750 / 2770, 2776: no date - 2752 / 2772: date - 2753 / 2773: date, precision regulator - 2758 / 2778: day, date - 2759 / 2779: day, date, precision regulator - 2761 / 2781: quick set date, high - 2762 / 2782: quick set date - 2763 / 2783: quick set date - 2763-F6 / 2783-F6: quick set date, digital - 2768 / 2788: day, quick set date - 2769 / 2789: quick set day and date - 2769-1 / 2789-1: quick set day and date, double-language Movements beating at 28800 A/h: - 2751 / 2771: no date - 2754 / 2774: date - 2760 / 2780: day, date - 2764 / 2784: quick set date - 2790 : quick set day and date - 2790-1: quick set day and date, double-language - 2791: quick set date, high