Rolex Datejust 31, Yellow Rolesor – a combination of Oystersteel and 18k yellow gold. Silver dial set with diamonds. Hour markers - Diamonds in 18k gold settings. The 18k yellow gold Domed Bezel. The Watch comes with Mechanical Self-winding Movement & 2236 Calibre w/ 31 jewels & 55 hours power reserve. The Jubilee Bracelet Yellow Rolesor – a combination of Oystersteel and 18k yellow gold. With Concealed folding Crownclasp. The Waterproof is 100m/330 feet. The Watch is with a Rolex Watch box, Rolex Warranty Card. Covered with Rolex Warranty.
| SPECIFICATIONS: | |
| Make | Rolex |
| Model | DATEJUST 31 |
| Reference | 278243-0020 |
| MODEL CASE | |
| Model case | Oyster, 31 mm, Oystersteel and yellow gold |
| Oyster architecture | Monobloc middle case, screw-down case back and winding crown |
| Diameter | 31 mm |
| Material | Yellow Rolesor - a combination of Oystersteel and 18k yellow gold |
| Bezel | Domed |
| Winding crown | Screw-down, Triplock triple 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 | Jubilee, five-piece links |
| Bracelet material | Yellow Rolesor - a combination of Oystersteel and 18k yellow gold |
| Clasp | Concealed folding Crownclasp |
| DIAL | |
| Dial | Silver set with diamonds |
| Gem-Setting | Diamonds in 18k gold settings |
| CERTIFICATION | |
| Superlative Chronometer (COSC + Rolex certification after casing) | |
| WHAT IS INCLUDED | |
| Box | Original Rolex Watch box |
| Booklets | Yes |
| Warranty | Rolex Warranty card |
View all Rolex Datejust 31 Watches