No products in the cart.
Return To ShopWatch Database
Seiko 4005A
Ligne: 7.75'''
Jewels: 17/21/25
Lift Angle: 48°
Power Reserve: 32 hrs
Frequency: 28800 vph
Type: Automatic
Period used: ~1968
Diameter: 17.2 mm
Height: 5.65 mm
Hands: 1.10 x 0.65 x 0.15 mm
The Seiko 4005A is a mechanical watch movement that features a ball-bearing rotor. It incorporates several functions including an automatic winding mechanism, sweep seconds, and a date feature that can be quickly adjusted by repeatedly pulling the crown. This movement was predominantly used in watches manufactured around 1968.
The Seiko 4005A features the following functions:
- Automatic Winding
- Date: quickset by repeated pulling the crown
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|
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
All watch database content © EmmyWatch LLC. Unauthorized redistribution of content is strictly prohibited. All rights are reserved.
