Unworn Omega Constellation CO‑AXIAL MASTER CHRONOMETER 131.10.39.20.02.001. 39 mm, Silver dial, Steel case, Steel bezel, 8800 calibre, Automatic Movement, 55 hours power reserve, Steel bracelet Butterfly clasp. Water resistant to 50 m.
TECHNICAL DETAILS
| Make | Omega |
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| Model | Constellation |
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| Reference | 131.10.39.20.02.001 |
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| Diameter | 39 mm |
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| Case material | Steel |
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| Dial color | Silver |
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| Crystal | Domed scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides |
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| Bezel Type | Fixed |
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| Bezel Color | Silver |
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| Bezel Material | Steel |
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| Calibre | 8800 |
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| Movement | Automatic |
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| Power Reserve | 55 hours |
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| Bracelet Material | Steel |
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| Buckle type | Butterfly clasp |
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| Functions | Anti‑magnetic, Chronometer, Date, Master Chronometer Certified, Transparent case back |
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| Water resistance | 50 m |
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