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Unitas 498
Ligne: 13'''
Jewels: 17/21
Lift Angle: 52°
Power Reserve: 37 hrs
Frequency: 18000 vph
Type: Manual Wind
Diameter: 29.4 mm
Height: 3.2 mm
Hands: 1.50 x 0.80 / 0.21 mm
The Unitas 498 watch movement, also known as the Wehrmachtswerk or Germany Military Movement, is equipped with a Triostat regulator. This regulator includes three adjustment features: precision adjustment for speed, regulator pin-width adjustment, and a mobile stud carrier. The movement shares similarities with other A. Schild movements such as the 1561, 1587, 1589, 1594, 1606, 1609, 1616, 1617, 1618, 1623, 1648, and 1697. The movement functions as a manual wind mechanism with sub-second functionality.
The Unitas 498 features the following functions:
- Manual Winding
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 4249 | Ordinary/None | Buy staff |
| 4924 | Ordinary/None | Buy staff |
| 4557 | Incabloc | Buy staff |
| 5428 | Incabloc | Buy staff |
| 4463 | Kif | Buy staff |
| 4463 | Shockproof | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.130 x 360 x 11.5 mm | Manual | Buy mainspring | |
| 1.40 x 0.130 x 400 x 12.0 mm | GR3753 | Manual | Buy mainspring |
| 1.40 x 0.140 x 400 x 12.0 mm | GR37701 | Manual | Buy mainspring |
| 1.40 x 0.135 x 340 x 11.0 mm | GR3758 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
Documents
Parts Listing
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