No products in the cart.
Return To ShopWatch Database
Unitas 477
Ligne: 7.75 x 11.75'''
Jewels: 15
Power Reserve: 40 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1935-1937
Size: 17.65 x 26.4 mm
Height: 3.95 mm
Hands: 1.22 x 0.66 / 0.16 mm
The Unitas 477 watch movement, which was used during the period of 1935-1937, features a Breguet hairspring optimized for curved models. It utilizes Conoruma, Gruen's proprietary alloy for the hairspring and balance, which exhibits low temperature dependence. This movement is manually wound and includes a sub-second function.
The Unitas 477 features the following functions:
- Manual Winding
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.18 x 0.105 x 250 x 8.5 mm | Manual | Buy mainspring | |
| 1.10 x 0.105 x 240 x 8.5 mm | GR2622 | 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 |
|---|---|---|---|
| STEM, TAP 8 | 200/399F | 401/GRU 311 | Buy part |
All watch database content © EmmyWatch LLC. Unauthorized redistribution of content is strictly prohibited. All rights are reserved.
