Watch Database
Unitas 309
Ligne: 12.75'''
Jewels: 15/16/17
Power Reserve: 40 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1943
Diameter: 28.8 mm
Height: 4.55 mm
Hands: 1.30 x 0.80 x 0.22 mm
The Unitas 309 is a manual wind watch movement with a sweep second hand and a hack feature. It was utilized primarily during the period of approximately 1943.
The Unitas 309 features the following functions:
- Hack feature
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.28 x 0.130 x 420 x 11.5 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 |
|---|
All watch database content © EmmyWatch LLC. Unauthorized redistribution of content is strictly prohibited. All rights are reserved.
