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Ronda 221P-21
Jewels: 15
Power Reserve: 38 hrs
Frequency: 18000 vph
Type: Manual Wind
Diameter: 43.1 mm
Height: 6.4 mm
Hands: 2.00 x 1.15 / 0.21 mm
The Ronda 221P-21 watch movement is a hunter calibre with a bimetallic screw balance featuring 4 adjustment screws. It is equipped with a Breguet hairspring and an optional Reed's regulator. The movement incorporates a negative stem mechanism and exhibits varying bridge shapes. Additionally, it offers functions including stem winding and setting, as well as sub-second display.
The Ronda 221P-21 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 |
|---|---|---|---|
| 2.90 x 0.210 x 470 x 16.5 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 |
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