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Omega 1120
Basic Information
| Name | Omega 1120 |
|---|---|
| Alternative Name | ETA 2892-2, ETA 2892-A2 |
| Base Calibre | ETA 2892-2 |
| Manufacturer | Omega |
| Launch Year | 1994 |
| Is in house development | No |
| Is COSC certified | Yes |
Timegrapher
Beat rate
28,800 bph
Frequency
4 Hz
Lift angle
51 degrees
Reference: healthy amplitude ≈ 270–315° fully wound (>200° at 24 h); beat error ideally < 0.5 ms.
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 | 47 hours |
| Frequency | 28,800 vph |
| Jewels | 23 |
| Lift Angle | 51 degrees |
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: 1994-2000 redesign of the 1109 chronometer for technical details cf. Omega 1111 Other data: balance staff: ETA 2890 stem: ESA 954.101 mainspring / battery: 1.05 x 10.5 x 0.115 x 475mm |
| Signature | 1988: 49706097, Omega, Swiss, 21 Jewels; Incabloc (Omega 1108) |
Compatible Parts
108 other caliber(s) share compatible parts with this caliber.
71 compatible part(s) available — Supporter feature.
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | May 26, 2026, 4:43:55 AM |
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