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Guba 77
(GBA)
Ligne: 11.5'''
Jewels: 15/16/17
Power Reserve: 44 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1955
Diameter: 26 mm
Height: 4.3 mm
Hands: 1.30 x 0.90 x 0.20 mm
Base: Cortebert 677
The Guba 77 watch movement is a manual wind mechanical movement with minor differences compared to the Cortebert 697. It features a sweep second function and was commonly used around the year 1955.
The Guba 77 features the following functions:
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 3936 | Ordinary/None | Buy staff |
| 4202 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.110 x 290 x 9.5 mm | Manual | Buy mainspring | |
| 1.40 x 0.110 x 300 x 9.0 mm | GR3698 | Manual | 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 240X19 THICK | 400/1 | 180.19/INCA #11 | Buy part |
| JEWEL, INCA BALANCE 135X50X10 | 400/12 | 111.10/INCA #9 | Buy part |
| JEWEL, INCA UPPER CAP 120X27 | 400/7 | 121.11/INCA #5 | Buy part |
| JEWEL, UPPER CAP INCA 120X18 | 400/8 | 122.11/INCA #6 | Buy part |
| PALLET ARBOR | 72S/96P | 714/FEL 345 | Buy part |
| ROLLER 180X75X36 | 82S/40R | 730/31 | Buy part |
| ROLLER, INCABLOC 180X75X36 | 82S/147R | 730/AS 1649 | Buy part |
| SCREW, INCA 18X50 | 400/2 | 150.11/INCA #14 | 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 | 400/21 | 100.11.300.10 | Buy part |
| STAFF | 100/1468 | Buy part | |
| STAFF, INCA | 100/2424 | Buy part | |
| STEM | 200/1218F | Buy part |
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