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AS 664
Basic Information
| Name | AS 664 |
|---|---|
| Manufacturer | AS |
| Launch Year | 1925 |
| Is COSC certified | No |
Technical Details
| Lignes Dimensions | 8.75 ‴ |
|---|---|
| Dimensions | 19.7 mm |
| Height | 3.3 mm |
| Further Measures | Mounting Diameter (Dm): 19.5mm |
| Power Reserve | 33 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 | 1.20 x 0.65mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | (not set) |
| Notes | Remarks: bimetallic screw balance identification uncertain because it has no setting-lever spring. But also other AS calibres are known with and without setting-lever spring. differences not known between 612, 632, 664, 669, 687 Other data: balance staff: U57 stem: W138 mainspring / battery: Zf570, 1.15 x 7.5 x 0.09 x 220mm balance staff ronda: 142 (8,75) Mainspring: 1.150 x 7.000 x 0.090 x 220.000 mm |
| Signature | ca. 1925: - 078 (AS 612) |
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | Feb 9, 2024, 6:06:31 PM |
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