Rolex Explorer lug width by case size
6 references measured. Updated 2026-11-08.
| Case | Lug width | References | Watch strap attachment | For example |
|---|---|---|---|---|
| 36 mm | 20 mm | 4 | — | 1016, 114270, 124273 |
| 39 mm | 20 mm | 1 | — | 214270 |
| 40 mm | 21 mm | 1 | — | 224270-0001 |
Other Rolex families
Inside each one the lug width often changes: it is the reference that decides.
- Datejust 31 1,212
- Day-Date 36 744
- Datejust 36 649
- Lady-Datejust 463
- Daytona 241
- Day-Date 40 161
- Datejust 41 126
- Sky-Dweller 97
- Submariner 82
- Pearlmaster 62
- Yacht-Master 57
- GMT-Master 54
All Rolex families → · Why the size changes inside a family →