Tudor · Black Bay One

Strap for Black Bay 41 S&G / Champagne - Diamond / 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
Reference79683-0008 (aka: M79683-0008)
FamilyBlack Bay One
MovementTudor caliber MT5601 Hours, Minutes, Seconds | Chronometer
CaseYellow Gold, Stainless 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 One 79683-0008 (aka: M79683-0008)

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Black Bay One 79683-0008 (aka: M79683-0008), seen from the bench

The Tudor Black Bay One 79683-0008 is a two-tone chronograph featuring a 41mm case combining yellow gold and stainless steel. It houses the Tudor Caliber MT5601, a certified chronometer movement. The watch features a 22mm lug width, designed to accommodate robust straps while reflecting the heritage of 1960s sports chronographs. The bicolor construction merges luxury and sportive utility.

Frequently asked questions

What is the lug width of the Tudor Black Bay One 79683-0008?

The Tudor Black Bay One 79683-0008 features a lug width of 22mm. This dimension is inherent to the model design and determines compatibility with straps and bracelets manufactured for this specific attachment size. Always measure the space between the lugs manually before ordering a replacement strap to ensure precision.

What is the best strap for the Tudor Black Bay One 79683-0008?

The optimal choice depends on intended use and personal aesthetic preference. For luxury register, crocodile leather in black or cognac brown harmonises elegantly with the two-tone case. Shell cordovan in burgundy or tobacco tones offers sophisticated appeal for those who appreciate developed patina. Vegetable-tanned calf provides understated contemplation. For daily sportive wear, a grey or navy NATO maintains the chronograph's technical vocation.

How do I change the strap on my Tudor Black Bay One?

Strap replacement requires a dedicated spring bar tool to remove the elastic pins securing the old strap to the case lugs. Position the tool in the pin groove, apply gentle inward pressure to release the lug attachment, and extract the pin. Repeat on the opposite side. Insert the new strap's pins into the same attachment points and verify they engage securely. If unfamiliar with the procedure, consult a professional watchmaker.

Is a strap made for the Tudor Black Bay One 79683-0008 compatible with other watch models?

A 22mm strap manufactured for the Black Bay One 79683-0008 is compatible with any timepiece featuring the same 22mm lug width. However, strap length varies according to case circumference and lug positioning: measure your watch's specific distances accurately before ordering a universal-fit strap to guarantee proper fit.

How long does a leather strap last on the Tudor Black Bay One?

Leather strap longevity depends on construction quality, tanning method, and intensity of use. A quality artisanal alligator or shell cordovan strap typically lasts 3–5 years in daily wear, with potential extension for occasional use. Vegetable tanning develops patina that enhances aesthetic value over time. Fabric NATO straps exhibit superior durability, performing reliably for 5–7 years. Store the strap in dry conditions away from direct sunlight to preserve material integrity.

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