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Jeambrun 26D
Ligne: 17'''
Jewels: 15
Power Reserve: 34 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1925
Diameter: 38.7 mm
Height: 5.05 mm
Hands: 1.75 x 1.10 / 0.22 mm
Base: Cyma Tavannes 774
The Jeambrun 26D watch movement is a hunter calibre movement with a Breguet hairspring. The exact differences in jewel count between the 736 and 776 variations are not known. The movement includes the following functions: stem wind and set, sub second, left setting, and stem winding. It was commonly used in watches produced around 1925.
The Jeambrun 26D features the following functions:
- Stem wind and set
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.80 x 0.175 x 500 x 15.0 mm | GR5380 | Manual | Buy mainspring |
| 1.80 x 0.180 x 450 x 15.0 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 |
|---|---|---|---|
| PALLET ARBOR | 72S/122P | 714/TAV 764 | Buy part |
| SCREW, CLUTCH LEVER | 5445/221 | Buy part | |
| SET BRIDGE | 445/998 | 21/3 | Buy part |
| SET SPRING FLAT | 440/806 | 19/2 | Buy part |
| STAFF= TAV 764 .75 HSPG. | 100/2 | Buy part | |
| STEM | 200/948F | Buy part |
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