| Name | Omega 420 |
|---|---|
| Manufacturer | Omega |
| Launch Year | 1952 |
| Is COSC certified | No |
| Dimensions | (not set) |
|---|---|
| Height | 4.5 mm |
| Further Measures | Mounting Diameter (Dm): 26.5mm |
| Power Reserve | 48 hours |
| Frequency | 18,000 vph |
| Jewels | 17 |
| Lift Angle | 49 degrees |
| Shape | Round |
|---|---|
| Complications |
|
| Shock Protection | Incabloc |
| Regulator Type | Pinned Regulator (or Index Regulator) |
| Movement Type | Manual |
| Escapement Type | Swiss Lever |
| Control Type | Balance Wheel |
| Winding Type | Stem Winding |
| Setting Type | Stem Set |
| Hand Sizes | 1.50 x 0.80mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | Switzerland |
| Notes | Remarks: 1952- Other data: balance staff: U2210 stem: W2544 stem ronda: 373 (10,5) stem ronda: 1849 (10,5) Mainspring: 1.500 x 9.500 x 0.100 x 360.000 mm |