No products in the cart.
Return To ShopWatch Database
General 820B
(Helvetia)
Ligne: 13'''
Jewels: 17
Power Reserve: 41 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1955
Diameter: 29.4 mm
Height: 3.8 mm
Hands: 1.50 x 0.80 / 0.20 mm
The General 820B watch movement, also known as the Wehrmachtswerk or Germany Military Movement, is part of a line of calibres that includes AS 1130, 1142, 1149, 1243, 1286, 1295, 1304, 1339, 1383, 1387, 1392, 1399, 1401, 1420, 1487, 1502, 1522, 1540, 1542, 1548, 1573, 1597, 1667, and 1685. It is a 13.5''' movement and is one of the two calibres within the line. It features manual wind and sub second function. It was used around 1955, albeit for a short period, before being succeeded by the AS 1188 movement with direct sweep second.
The General 820B features the following functions:
- Manual Winding
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.75 x 0.135 x 340 x 11.5 mm | GR5170 | Manual | Buy mainspring |
| 1.70 x 0.130 x 360 x 11.5 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 |
|---|
All watch database content © EmmyWatch LLC. Unauthorized redistribution of content is strictly prohibited. All rights are reserved.
