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ETA 2638R
Ligne: 11.5'''
Jewels: 21/25
Power Reserve: 38 hrs
Frequency: 21600 vph
Type: Automatic
Period used: 1972-
Diameter: 26 mm
Height: 5.8 mm
Hands: 1.50 x 0.90 x 0.21 mm
The ETA 2638R watch movement was introduced in 1972. Initial samples featured a separate click and click-spring, while later versions adopted a single-part click mechanism. This movement offers several functions, including automatic winding, sweep second hand, day display, quickset date feature, and a day and date display. The ETA 2638R movement has been in use since its introduction in 1972.
The ETA 2638R features the following functions:
- Automatic Winding
- Calendar
- Date: quickset
- Day
- Day and Date Display
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.100 x 340 x 10.0 mm | GR3256X | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More | |||
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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