| SPECIFICATIONS: | |
| Make | Rolex |
| Model | Datejust |
| Reference | 278243-0017 |
| MODEL CASE | |
| Model case | 31mm, gold |
| Oyster architecture | Monobloc middle case, screw-down case back and winding crown |
| Diameter | 31mm |
| Material | 18 ct yellow gold and steel |
| Bezel | Smooth |
| Winding crown | Screw-down, Twinlock double waterproofness system |
| Crystal | Scratch-resistant sapphire, Cyclops lens over the date |
| Water-resistance | Waterproof to 100 metres / 330 feet |
| MOVEMENT | |
| Movement | Perpetual, mechanical, self-winding |
| Calibre | 2236, Manufacture Rolex |
| Precision | -2/+2 sec/day, after casing |
| Functions | Centre hour, minute and seconds hands. Instantaneous date with rapid setting. Stop-seconds for precise time setting |
| Oscillator | Syloxi hairspring in silicon with patented geometry. High-performance Paraflex shock absorbers |
| Winding | Bidirectional self-winding via Perpetual rotor |
| Power reserve | Approximately 55 hours |
| BRACELET | |
| Bracelet | Oyster |
| Bracelet material | 18 ct yellow gold and steel |
| Clasp | Concealed folding Crownclasp |
| DIAL | |
| Dial | Dark Grey |
| CERTIFICATION | |
| Superlative Chronometer (COSC + Rolex certification after casing) | |
| WHAT IS INCLUDED | |
| Box | Original Rolex Watch box |
| Booklets | Yes |
| Warranty | Rolex Warranty card |
| age group | adult |
|---|---|
| brand | Rolex |
| gender | Unisex |
