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Bulova 11BLA
Ligne: 10.5'''
Jewels: 17/21/25
Power Reserve: 42 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1955
Diameter: 23.7 mm
Height: 5.3 mm
Hands: 1.50 x 0.90 x 0.21 mm
The Bulova 11BLA is a mechanical watch movement that was in use around 1955. It features an automatic winding system and a sweep second function. The difference between the 2450 and 2458 models is not known, with some variations noted between early fixed and later mobile stud carriers.
The Bulova 11BLA features the following functions:
- Automatic Winding
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.105 x 360 x 10.5 mm | GR3271X | Auto | Buy mainspring |
| 1.30 x 0.105 x 300 x 9.5 mm | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| GIB/BOLT INCA SHOCK .15 THICK | 400/774 | 180.15/INCA #12 | Buy part |
| JEWEL, INCA BALANCE 135X50X10 | 400/12 | 111.10/INCA #9 | Buy part |
| JEWEL, UPPER CAP INCA 120X18 | 400/8 | 122.11/INCA #6 | Buy part |
| SCREW, INCA SHOCK 18X60 | 400/3 | 160.11/INCA #15 | Buy part |
| SHOCK SPRING, UPPER INCABLOC | 400/4 | 170.03/INCA #1 | Buy part |
| SHOCK UNIT COMPLETE, LOWER | 400/33 | 100.20.10 | Buy part |
| SHOCK UNIT, UPPER D312 H10 | 400/1492 | 103.21.312.10 | Buy part |
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