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AS 1357
Basic Information
| Name | AS 1357 |
|---|---|
| Manufacturer | AS |
| Launch Year | 1945 |
| Caliber Family | Description 1220, 1227, 1260: 10.5" 1221, 1239: 11.5" 1351: 10.5" , date 1352: 11.5" , date 1357: 10.5" , day, date 1358: 11.5" , day, date Related calibers AS 1220, AS 1221, AS 1227, AS 1239, AS 1260, AS 1351, AS 1352, AS 1357, AS 1358 |
| Is COSC certified | No |
Timegrapher
Beat rate
18,000 bph
Frequency
2.5 Hz
Reference: healthy amplitude ≈ 270–315° fully wound (>200° at 24 h); beat error ideally < 0.5 ms.
Technical Details
| Lignes Dimensions | 10.5 ‴ |
|---|---|
| Dimensions | 23.7 mm |
| Height | (not set) |
| Further Measures | Mounting Diameter (Dm): 23.3mm |
| Power Reserve | 37 hours |
| Frequency | 18,000 vph |
| Jewels | 17 |
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 | 1.30 x 0.90 x 0.22mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | Switzerland |
| Notes | Other data: balance staff: U1411 stem: W1135 (cf. AS 1220) mainspring / battery: Zf1469, 1.80 x 9.0 x 0.10 x 290mm balance staff ronda: 297 (10,5-11,5) stem ronda: 80 (10,5) Mainspring: 1.800 x 8.500 x 0.095 x 300.000 mm |
| Signature | ca. 1945: Swiss, 17 Jewels (AS 1220) |
Compatible Parts
No parts linked yet for this caliber.
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | Feb 9, 2024, 6:06:12 PM |
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