No products in the cart.
Return To ShopWatch Database
Junghans J8
Jewels: 17
Power Reserve: 34 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1905-1927
Diameter: 39.75 mm
Height: 5.0 mm
Hands: 1.50 x 0.92 / 0.26 mm
The Junghans J8 watch movement is a hunter calibre, model 2 timepiece that was produced from 1905 to 1927, with a total of 163,700 units manufactured. It features a bimetallic screw balance and a Breguet hairspring. The movement incorporates a negative stem mechanism with an adjustable switching point. From around 1923 onwards, a lever was added to the negative stem mechanism, enabling the switching between winding and setting functions using the crown. Additionally, the Junghans J8 movement includes a sub-second display.
The Junghans J8 features the following functions:
- Stem wind, switching by crown or lever
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 2.05 x 0.200 x 520 x 15.5 mm | Manual | 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 |
|---|---|---|---|
| STAFF SINGLE OR COMBINATION | 2802/ELG | Buy part |
All watch database content © EmmyWatch LLC. Unauthorized redistribution of content is strictly prohibited. All rights are reserved.
