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ETA 366
Ligne: 13.75'''
Jewels: 17
Lift Angle: 42°
Power Reserve: 41 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1937-1970
Diameter: 31.5 mm
Height: 6.2 mm
Hands: 1.85 x 1.30 x 0.25 / 0.27 x 0.20 mm
The ETA 366 watch movement was produced from 1937 to 1970, with over 3.5 million units manufactured during this period. It featured various chronograph mechanisms, which sometimes included interchangeable parts from different calibers. The functions of the ETA 366 movement include a manual-wind chronograph with a 60-second counter and a 30/45-minute counter, as well as a sub-second display.
The ETA 366 features the following functions:
- Manual-wind chronograph, 60s, 30/45min, cam switched
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 1225 | Ordinary/None | Buy staff |
| 4064 | Ordinary/None | Buy staff |
| 4937 | Ordinary/None | Buy staff |
| 3542 | Incabloc | Buy staff |
| 5376 | Incabloc | Buy staff |
| 3129 | Supershock | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.35 x 0.145 x 380 x 12.0 mm | GR3530 | Manual | Buy mainspring |
| 1.35 x 0.140 x 360 x 12.0 mm | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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