Watches with 21mm Lug Width
21 mm7 watches with 21mm lug width — compatible straps and bracelets
Strap Compatibility
All 7 watches below accept 21mm straps. This is a less common lug width size. Compatible with most 21mm NATO straps, leather straps, rubber straps, and aftermarket metal bracelets.
All Watches — 21mm
| Brand | Name | Reference | Diameter | L2L | Thickness |
|---|---|---|---|---|---|
| Omega | Planet Ocean 600M Co-Axial Master Chronometer 43.5 mm (Black, Steel Bracelet) | 215.30.44.21.01.001 | 43.5 mm | 49.0 mm | 16.1 mm |
| Omega | Planet Ocean 600M Co-Axial Master Chronometer 43.5 mm (Black, Rubber Strap) | 215.32.44.21.01.001 | 43.5 mm | 49.0 mm | 16.1 mm |
| Rolex | Sky-Dweller | 326934 | 42.0 mm | 49.0 mm | 14.1 mm |
| Rolex | Sky-Dweller | 336934 | 42.0 mm | 49.0 mm | 14.0 mm |
| Grand Seiko | Grand Seiko Hi-Beat Rikka (Summer) | SBGH271 | 40.0 mm | 47.0 mm | 12.9 mm |
| Tudor | Royal Day-Date 41 | 28600 | 41.0 mm | 47.0 mm | 11.0 mm |
| Tudor | 1926 39mm | 91550 | 39.0 mm | 46.0 mm | 9.2 mm |