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IWC 37521
Basic Information
| Name | IWC 37521 |
|---|---|
| Alternative Name | ETA 2892-2 |
| Base Calibre | ETA 2892-2 |
| Manufacturer | IWC |
| Launch Year | 1983 |
| Is COSC certified | No |
Technical Details
| Lignes Dimensions | 11.5 ‴ |
|---|---|
| Dimensions | 26.2 mm |
| Height | 3.6 mm |
| Further Measures | Mounting Diameter (Dm): 25.6mm Ball Bearing: 0.1mm Stem height (T): 1.5mm Mounting Height (F): 1.1mm |
| Power Reserve | 42 hours |
| Frequency | 28,800 vph |
| Jewels | 21 |
Complications and Specifications
| Shape | Round |
|---|---|
| Complications |
|
| Shock Protection | Incabloc |
| Regulator Type | Pinned Regulator (or Index Regulator) |
| Movement Type | Automatic |
| Rotor Type | Central Rotor |
| Escapement Type | Swiss Lever |
| Control Type | Balance Wheel |
| Winding Type | Automatic (Rotor-Driven) |
| Setting Type | Stem Set (Crown Pull) |
Additional Information
| Hand Sizes | 1.50 x 0.90 x 0.25mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | Switzerland |
| Notes | Remarks: 1983- follow-up of 3752, differences not known rotor weight 21K gold for technical details cf. ETA 2892 Other data: balance staff: ETA 2890 stem: ESA 954.101 mainspring / battery: 1.05 x 10.5 x 0.115 x 475mm stem ronda: 2005 (11,5) Other data: stem ronda: 2005 (11,5) |
| Signature | 1991: 2475709, International Watch Co. Swiss, Adjusted to 5 Positions, 21 Jewels; Incabloc |
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | May 26, 2026, 4:43:51 AM |
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