Wrist fit is a function of four numbers: diameter (the dial-side measure), thickness (how much the case sits off the wrist), lug-to-lug (the most important fit dimension - if the lugs overhang your wrist, the watch wears uncomfortably regardless of diameter), and lug width (the strap or bracelet endlink size). Bracelet taper is the difference between lug width and clasp end - more taper looks dressier and rides cleaner on the wrist.
| Family | Model | Reference | Diameter | Thickness | Lug-to-Lug | Lug Width | Bracelet Taper | Water | Movement |
|---|---|---|---|---|---|---|---|---|---|
| Submariner | Submariner Date | 126610LN / LV | 41 mm | 12.5 mm | 47.6 mm | 21 mm | 21 → 16 mm | 300 m | Cal. 3235 |
| Submariner | Submariner (No Date) | 124060 | 41 mm | 12.5 mm | 47.6 mm | 21 mm | 21 → 16 mm | 300 m | Cal. 3230 |
| GMT-Master II | GMT-Master II (Pepsi / Batman / Sprite / Root Beer) | 126710 / 126720 | 40 mm | 11.85 mm | 47.0 mm | 20 mm | 20 → 16 mm | 100 m | Cal. 3285 |
| Daytona | Cosmograph Daytona | 126500LN | 40 mm | 11.95 mm | 47.0 mm | 20 mm | 20 → 16 mm | 100 m | Cal. 4131 |
| Datejust | Datejust 36 | 126200 / 126234 | 36 mm | 11.7 mm | 44.0 mm | 20 mm | 20 → 16 mm | 100 m | Cal. 3235 |
| Datejust | Datejust 41 | 126300 / 126334 | 41 mm | 11.65 mm | 47.6 mm | 21 mm | 21 → 16 mm | 100 m | Cal. 3235 |
| Day-Date | Day-Date 36 | 128238 / 128348RBR | 36 mm | 11.4 mm | 43.5 mm | 20 mm | 20 → 16 mm (President) | 100 m | Cal. 3255 |
| Day-Date | Day-Date 40 | 228238 / 228239 | 40 mm | 11.85 mm | 47.0 mm | 21 mm | 21 → 17 mm (President) | 100 m | Cal. 3255 |
| Explorer | Explorer 36 | 124270 / 124273 | 36 mm | 11.5 mm | 43.5 mm | 20 mm | 20 → 16 mm | 100 m | Cal. 3230 |
| Explorer | Explorer 40 | 224270 | 40 mm | 11.6 mm | 47.0 mm | 21 mm | 21 → 16 mm | 100 m | Cal. 3230 |
| Explorer | Explorer II | 226570 | 42 mm | 12.5 mm | 50.5 mm | 21 mm | 21 → 16 mm | 100 m | Cal. 3285 |
| Sea-Dweller | Sea-Dweller | 126600 / 126603 | 43 mm | 14.6 mm | 50.0 mm | 22 mm | 22 → 18 mm | 1,220 m | Cal. 3235 |
| Sea-Dweller | Deepsea | 136660 | 44 mm | 17.7 mm | 51.4 mm | 22 mm | 22 → 18 mm (Glidelock) | 3,900 m | Cal. 3235 |
| Sky-Dweller | Sky-Dweller | 336935 / 336934 | 42 mm | 14.1 mm | 49.7 mm | 21 mm | 21 → 16 mm | 100 m | Cal. 9002 |
| Yacht-Master | Yacht-Master 40 | 126622 / 126655 | 40 mm | 11.8 mm | 46.5 mm | 20 mm | 20 → 16 mm | 100 m | Cal. 3235 |
| Yacht-Master | Yacht-Master 42 | 226658 / 226659 | 42 mm | 12.5 mm | 49.0 mm | 22 mm | 22 → 16 mm (Oysterflex) | 100 m | Cal. 3235 |
| Air-King | Air-King | 126900 | 40 mm | 11.4 mm | 47.0 mm | 20 mm | 20 → 16 mm | 100 m | Cal. 3230 |
| Oyster Perpetual | Oyster Perpetual 41 | 124300 | 41 mm | 11.7 mm | 47.0 mm | 21 mm | 21 → 16 mm | 100 m | Cal. 3230 |
| Oyster Perpetual | Oyster Perpetual 36 | 126000 | 36 mm | 11.5 mm | 44.0 mm | 20 mm | 20 → 16 mm | 100 m | Cal. 3230 |
| 1908 | Perpetual 1908 | 52508 / 52509 | 39 mm | 9.5 mm | 46.0 mm | 19 mm | 19 → 14 mm (leather) | 50 m | Cal. 7140 |
| Land-Dweller | Land-Dweller 40 | 127334 | 40 mm | 9.7 mm | 46.5 mm | 21 mm | 21 → 16 mm (Flat Jubilee) | 100 m | Cal. 7135 |
Specs from the manufacturer's published technical data. Lug-to-lug values reflect commonly-cited caliper measurements where the manufacturer does not publish them and may vary by ±0.5 mm. References cover the principal current production variants per family - bezel, dial, and metal-option references usually share case dimensions.
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