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Tudor Black Bay One 36mm Steel Blue Dial M79640-0002 - BRAND NEW

Tudor Black Bay One 36mm Steel Blue Dial M79640-0002 - BRAND NEW Tudor Black Bay One 36mm Steel Blue…

Reference M79640-0002

Full watch configuration

Tudor Black Bay One 36mm Steel Blue Dial M79640-0002 - BRAND NEW

$4,489.00
Requested condition
Brand New

By Tudor

Sourced to order. We confirm the watch, condition and final price before purchase. Reference images shown.

Eligible watches: 90-day returns for store credit only. Brand-new watches and other exclusions are final sale. Return terms.

Tudor Black Bay One 36mm Steel Blue Dial M79640-0002 - BRAND NEW

Tudor Black Bay One 36mm Steel Blue Dial M79640-0002 - BRAND NEW

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Tudor Black Bay One 36mm Steel Blue Dial M79640-0002 - BRAND NEW

Catalogue watch price: $4,489.00 USD

Your $200 deposit is applied to the watch’s purchase price. It is refundable only if Bizak & Co. cannot fulfill your order.

Estimated remaining balance: $. Pay by bank wire or cryptocurrency after we confirm your watch and final invoice. Shipping and applicable taxes are additional.

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Watch shipping is paid with the final balance: $100 for U.S. overnight delivery or $500 internationally. Applicable taxes and import charges are additional.

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The Tudor Black Bay One M79640-0002 is a brand-new 36mm stainless steel watch featuring a clean blue index dial, stainless steel bezel, and matching steel bracelet — a refined, sport-heritage timepiece available for sale now at Bizak & Co.

The Black Bay One reference M79640-0002 distills Tudor's celebrated dive-inspired design into a more wearable 36mm case size, making it an ideal choice for collectors who want iconic Black Bay DNA in a versatile everyday package — contact Bizak & Co. today to purchase this piece at the best price.

Compare it across every Black Bay One reference we carry, or browse the full Tudor collection at Bizak & Co.

Buy this Black Bay One, trade in your current watch, or sell us yours. Contact Bizak & Co. to make an offer or request a fair-market valuation.

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The Tudor Black Bay One M79640-0002 is one of the most compelling entries in Tudor's storied Black Bay family, bringing the line's instantly recognizable heritage-dive aesthetic into a 36mm stainless steel case that sits beautifully on a wide range of wrists. Introduced as part of Tudor's ongoing mission to offer Swiss-made quality and design at an accessible luxury price point, the Black Bay One distills decades of Tudor tool-watch DNA into a package that is simultaneously sporty and refined. The designation "One" signals a focused, essential expression of the Black Bay concept — stripped back, purposeful, and elegantly composed.

The blue index dial is the visual centerpiece of the M79640-0002, presenting a rich, depth-enhancing hue that has become one of the most sought-after color signatures in contemporary watchmaking. Applied hour markers catch the light with precision, delivering excellent legibility in a variety of lighting conditions. Tudor's commitment to dial craftsmanship is evident in every detail, from the careful application of lume to the crisp, high-contrast printing that defines the Black Bay family's characteristic look.

The 36mm stainless steel case strikes the sweet spot between the brand's classic dive-watch proportions and modern everyday wearability. The stainless steel bezel echoes the utilitarian purpose of the Black Bay lineage while lending the dial surround a clean, unadorned presence that complements the blue dial without competing with it. The steel bracelet integrates seamlessly with the case, offering a cohesive, dressy-sport aesthetic that transitions effortlessly from office to weekend adventure.

On the wrist, the Black Bay One M79640-0002 projects quiet confidence. The 36mm diameter means it sits flush and flat, never dominating the wrist — a quality that has made this case size perennially popular with those who favor balanced proportions and all-day comfort. Whether paired with a suit sleeve or a casual rolled cuff, this Tudor reference reads as both serious and approachable, a rare combination that explains the enduring popularity of the Black Bay line across generations of watch enthusiasts.

Buying a brand-new Tudor Black Bay One M79640-0002 from Bizak & Co. means acquiring a timepiece in factory-fresh, unworn condition — the watch arrives exactly as Tudor intended, with all manufacturer standards fully intact. Bizak & Co. is a trusted luxury watch dealer dedicated to offering the best price on sought-after references like this one. Reach out to our team today to confirm availability, ask questions, or buy the M79640-0002 online with confidence.

Technical Details
Reference
M79640-0002
Model
Black Bay One
Case material
Stainless Steel
Bracelet material
Stainless Steel
Dial
Blue index dial
Case size
36mm
Requested condition
Brand New
FAQ

1. What makes the Tudor Black Bay One M79640-0002 special?
The Black Bay One M79640-0002 offers the full heritage-dive character of Tudor's celebrated Black Bay family in a refined 36mm case size with a striking blue index dial. The "One" designation signals an essential, focused expression of the Black Bay concept, making it a versatile and elegant choice. Its stainless steel bezel and integrated steel bracelet complete a cohesive, sport-luxury aesthetic.

2. What movement powers the Tudor Black Bay One M79640-0002?
The specific movement caliber for the M79640-0002 has not been confirmed in our current listing details. Tudor is well known for fitting its Black Bay models with in-house or high-quality contracted Swiss movements. We recommend contacting Bizak & Co. directly for the most accurate and up-to-date movement specifications for this reference.

3. What is the case size of the Tudor Black Bay One M79640-0002?
The Tudor Black Bay One M79640-0002 features a 36mm stainless steel case, a size that offers balanced proportions and all-day wearing comfort. This diameter appeals to collectors who prefer a classic, understated wrist presence rather than the larger modern sport-watch norm. It pairs naturally with both casual and formal attire.

4. Is the Tudor Black Bay One M79640-0002 suitable for everyday wear?
Yes — the Black Bay One's stainless steel construction, robust bracelet, and sport-heritage design make it an excellent everyday timepiece. The 36mm case size ensures it never feels cumbersome, and the blue dial's versatility means it complements a wide range of outfits and occasions. It is built to Tudor's exacting Swiss-made standards for durability and reliability.

5. What does the blue dial on the M79640-0002 look like?
The blue index dial on the M79640-0002 features applied hour markers on a rich blue background that gives the watch depth and visual interest. The contrast between the blue dial and the stainless steel case and bezel creates a clean, sharp aesthetic that is both sporty and refined. Luminous material on the hands and indices ensures strong legibility in low-light environments.

6. Is the Tudor Black Bay One M79640-0002 a good buy, and how can I purchase it from Bizak & Co.?
The Tudor Black Bay One M79640-0002 is a brand-new example of one of Swiss watchmaking's most respected sport-heritage lines, offered at the best price through Bizak & Co. Its combination of iconic design, Swiss craftsmanship, and wearable 36mm sizing makes it a strong long-term value proposition. Visit bizakandco.com or contact our team directly to buy the M79640-0002 online today.

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Our five-year Bizak & Co. warranty covers manufacturing defects affecting mechanical operation under normal use, starting on delivery. It is separate from any remaining manufacturer warranty.

Exclusions include accidental damage, misuse, water damage, cosmetic damage, normal wear, loss and theft. Coverage and service availability for vintage or modified watches are confirmed in writing before purchase.

Read the full warranty terms and service instructions. 

90-Day Returns for Store Credit

Eligible watches may be returned within 90 days for store credit. Brand-new watches and other exclusions are final sale.

Read eligibility, condition requirements, and exclusions.

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U.S. overnight shipping is $100; international shipping is $500. Dispatch takes 2–3 business days after your wire clears. International transit times vary. Shipping details.

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