Tudor · Black Bay

Strap for Black Bay Black / Bracelet

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter41 mm
Reference79220N-0001
FamilyBlack Bay
MovementETA caliber 2824-2 hours, minutes, seconds | date
Year2015 - 2016
CaseStainless Steel

Recommended spring bar

Modern Tudor 22mm spring bars — factory specification

Technical match for lug width and diameter · lug 22 mm · Ø 1.8 mm

All Tudor spring barsOpen →

Straps for the Black Bay 79220N-0001

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Black Bay 79220N-0001, seen from the bench

The Black Bay represents Tudor's dive watch line, introduced in 2012 with aesthetic cues from the brand's historic dive watch models. It mounts the automatic ETA 2824-2 caliber with hour, minute, second and date functions. The model features 22mm lugs and maintains the classic proportions of diving watches.

Frequently asked questions

What is the lug width of the Tudor Black Bay 79220N-0001?

The Tudor Black Bay 79220N-0001 features a <a href="/pages/termine-glossario/misura-ansa">lug width</a> of 22 mm. This dimension is specific to the mid-size models within the Black Bay family and allows access to a broad selection of aftermarket straps without the need for adapters. The <a href="/pages/termine-glossario/misura-ansa">lug width</a> of 22 mm is easily identified by measuring the distance between the lugs on the watch case.

Which strap is most suitable for the Tudor Black Bay 79220N-0001?

For the Tudor Black Bay 79220N-0001, we recommend premium leather in the first instance—particularly Tuscan leather with <a href="/pages/termine-glossario/concia-vegetale">vegetable tanning</a> or <a href="/pages/termine-glossario/shell-cordovan">shell cordovan</a>—to emphasise the heritage character of the timepiece. Alternatively, an <a href="/pages/termine-glossario/alligatore">alligator</a> strap conveys formal elegance whilst maintaining the sporty identity. For intensive diving use, NATO or FKM rubber guarantees moisture resistance and longevity. The strap should possess a bespoke profile reflecting the construction quality of the case.

How do you change the strap on the Tudor Black Bay 79220N-0001?

The Tudor Black Bay 79220N-0001 is fitted with a <a href="/pages/termine-glossario/deployante">deployant clasp</a> that closes securely on both sides of the case. To remove it: 1) open the <a href="/pages/termine-glossario/deployante">deployant clasp</a> fully; 2) using a spring bar tool, extract the pin from the lugs; 3) disconnect the strap from the case; 4) repeat in reverse with the new strap. The operation takes approximately two minutes. If you prefer to avoid risk, Casati Milano provides a strap change service by appointment.

Which aftermarket straps are compatible with the Tudor Black Bay 79220N-0001?

The Tudor Black Bay 79220N-0001 accepts any strap with a <a href="/pages/termine-glossario/misura-ansa">22 mm lug width</a>. At milanostraps.it you will find a curated collection of straps in this width: vegetable-tanned Tuscan leather, <a href="/pages/termine-glossario/alligatore">alligator</a>, <a href="/pages/termine-glossario/shell-cordovan">shell cordovan</a>, NATO fabrics and technical rubber. All models are tested for compatibility with the conical lugs typical of the Black Bay and are available with personalisation options (initials, bespoke stitching thread).

How long does a leather strap last on the Tudor Black Bay 79220N-0001?

The longevity of a leather strap depends on the tanning method, use and maintenance. A strap in Tuscan leather with <a href="/pages/termine-glossario/concia-vegetale">vegetable tanning</a> develops patina over time and can last 5–7 years with regular wear; <a href="/pages/termine-glossario/shell-cordovan">shell cordovan</a> lasts up to 8–10 years. <a href="/pages/termine-glossario/alligatore">Alligator</a> is more delicate and requires protection from water, but retains aesthetic value for longer. Casati Milano provides an 18-month warranty on all bespoke straps and offers restoration and leather rejuvenation services.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only