No products in the cart.
Return To ShopWatch Database
Longines 633.1
Ligne: 11.5'''
Jewels: 25
Power Reserve: 40 hrs
Frequency: 28800 vph
Type: Automatic
Period used: ~1967
Diameter: 26 mm
Height: 4.6 mm
Hands: 1.50 x 0.90 x 0.25 mm
The Longines 633.1 watch movement, which appeared around 1967, is known as the predecessor of the ETA 2824 movement. It retains the Eterna serial number despite being marketed with the ETA 2824 signature. The movement features automatic winding, sweep seconds, quickset date function, shock protection, and a calendar. It was widely used around 1967.
The Longines 633.1 features the following functions:
- Automatic Winding
- Calendar
- Date: quickset
- Shock Protection
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.25 x 0.100 x 500 x 12.0 mm | GR3120X | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| MAINSPRING | 770/ETE 1541 | Buy part |
All watch database content © EmmyWatch LLC. Unauthorized redistribution of content is strictly prohibited. All rights are reserved.
