The Cellini Dual Time models indicate the time in two time zones simultaneously and feature an elegant sun and moon day/night indicator in an aperture on the sub-dial for the second time zone.
| Movement | Winding |
| Mechanical | Bidirectional, Automatic |
| Functions | Calibre |
| Centre hour, minute and seconds hands. Stop-seconds for precise time setting | 3132 Calibre, Manufactured by Rolex |
| Water-Resistance | Case Back |
| Waterproof to 50 metres / 165 feet | Screw down |
