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Tissot 13.6-21T1
Jewels: 15
Power Reserve: 34 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1903-1904
Diameter: 43.1 mm
Height: 6.65 mm
Hands: 1.65 x 0.92 / 0.25 mm
The Tissot 13.6-21T1 watch movement, produced from 1903-1904 with a total of 24,000 units, is an open face calibre referred to as model 7. It features a bimetallic screw balance and a Breguet hairspring. The movement includes a negative stem mechanism, allowing for convenient switching between winding and setting functions using the stem. Furthermore, the escapement of the Tissot 13.6-21T1 has been modified. Other notable functions of this movement include stem winding, which can be performed by either the crown or lever, and a sub second display.
The Tissot 13.6-21T1 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 |
|---|---|---|---|
| 2.64 x 0.190 x 560 x 16.0 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 |
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