Tudor
Tudor Black Bay 58 Strap Size — 20mm Lug Width
The Tudor Black Bay 58 has a 20mm lug width, so it takes a 20mm watch strap.
Lug width20mm
| Lug width | 20 mm |
|---|---|
| Case diameter | 39 mm |
| Lug-to-lug | 47.5 mm |
| Thickness | 11.9 mm |
| Spring bar Ø | 2.5 mm |
| End type | Straight |
Strap styles that fit
- NATO / ZuluSingle-pass — always fits 20mm.
- PerlonWoven pass-through, 20mm.
- 2-piece leatherStraight ends fit flush.
- Rubber / siliconeChoose thicker straps for fat bars.
- Milanese / meshSlides to 20mm.
- Metal braceletNeeds 20mm model-specific end-links.
▲ BB58 = 20mm (larger Black Bays are 22mm).
Get the right strap
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Tudor Black Bay 58 — strap questions
What size strap does the Black Bay 58 take?
The Tudor Black Bay 58 has a 20mm lug width, so you need a 20mm watch strap.
Will any 20mm strap fit the Black Bay 58?
Yes for straight-lug styles (NATO, leather, rubber). A metal bracelet needs 20mm end-links made for this model.
What spring bar size does the Black Bay 58 use?
Roughly 2.5mm diameter — these are thicker 'fat' bars, so heavier straps suit it best.
Is the Black Bay 58 good for strap swapping?
Very — with standard 20mm lugs you can switch between NATO, leather, rubber and mesh straps in seconds with a spring-bar tool.