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Eterna 520
Basic Information
| Name | Eterna 520 |
|---|---|
| Manufacturer | Eterna |
| Launch Year | 1941 |
| Is COSC certified | No |
Technical Details
| Lignes Dimensions | 12 ‴ |
|---|---|
| Dimensions | 27.07 mm |
| Height | 4 mm |
| Further Measures | Mounting Diameter (Dm): 26.5mm |
| Power Reserve | 42 hours |
| Frequency | 18,000 vph |
| Jewels | 15 |
Complications and Specifications
| Shape | Round |
|---|---|
| Complications |
|
| Regulator Type | Pinned Regulator (or Index Regulator) |
| Movement Type | Manual |
| Escapement Type | Swiss Lever |
| Control Type | Balance Wheel |
| Winding Type | Stem Winding (Crown) |
| Setting Type | Stem Set (Crown Pull) |
Additional Information
| Hand Sizes | 1.38 x 0.80 / 0.21mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | (not set) |
| Notes | Remarks: first Eterna calibre for gents wrist watches late samples with old and new mounting threads (photos) Other data: balance staff: U620 stem: W620 mainspring / battery: Zf968, 1.35 x 10.5 x 0.13 x 300mm Mainspring: 1.400 x 9.000 x 0.110 x 300.000 mm |
| Signature | 1941: 2986543, Eterna; Eterna-E |
| Import Codes |
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | Feb 9, 2024, 6:08:55 PM |
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