| SPECIFICATIONS: |
| Make |
Rolex |
| Model |
Datejust 31 |
| Reference |
178344-0058 |
| MODEL CASE |
| Model case |
Oyster, 31 mm, Oystersteel, white gold and diamonds |
| Oyster architecture |
Monobloc middle case, screw-down case back and winding crown |
| Diameter |
31 mm |
| Material |
White Rolesor - a combination of Oystersteel and 18 ct white gold |
| Bezel |
Set with diamonds |
| 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 |
2235, 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 |
| Winding |
Bidirectional self-winding via Perpetual rotor |
| Power reserve |
Approximately 48 hours |
| BRACELET |
| Bracelet |
Oyster, flat three-piece links |
| Bracelet material |
Oystersteel |
| Clasp |
Folding Oysterclasp with Easylink 5 mm comfort extension link |
| DIAL |
| Dial |
Black |
| CERTIFICATION |
| Superlative Chronometer (COSC + Rolex certification after casing) |
| WHAT IS INCLUDED |
| Box |
Original Rolex Watch box |
| Booklets |
Yes |
| Warranty |
Balance of Rolex 5-year Warranty |
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