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Tudor Black Bay One 36mm S&G Steel Champagne Dial M79643-0005 - BRAND NEW

Tudor Black Bay One 36mm S&G Steel Champagne Dial M79643-0005 - BRAND NEW Tudor Black Bay One 36mm S&G Steel…

Reference M79643-0005

Full watch configuration

Tudor Black Bay One 36mm S&G Steel Champagne Dial M79643-0005 - BRAND NEW

$3,899.00
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 S&G Steel Champagne Dial M79643-0005 - BRAND NEW

Tudor Black Bay One 36mm S&G Steel Champagne Dial M79643-0005 - BRAND NEW

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Tudor Black Bay One 36mm S&G Steel Champagne Dial M79643-0005 - BRAND NEW

Catalogue watch price: $3,899.00 USD

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The Tudor Black Bay One 36 reference M79643-0005 is a 36mm steel and yellow gold sports-chic watch featuring a warm champagne index dial and a distinctive yellow gold bezel. This brand-new example arrives on a two-tone steel and yellow gold bracelet, combining Tudor's signature heritage aesthetic with a refined, dressy sensibility.

The Black Bay One 36 M79643-0005 stands out as a versatile daily companion sized to suit a wide range of wrists, with the warmth of yellow gold accents elevating the champagne dial into something truly compelling. Contact Bizak & Co. today to purchase this brand-new Tudor Black Bay One or inquire about pricing and availability.

Compare it across every Black Bay One 36 reference we carry, or browse the full Tudor collection at Bizak & Co.

Buy this Black Bay One 36, 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 36 reference M79643-0005 is among the most wearable and visually distinctive entries in the celebrated Black Bay family — a 36mm steel case watch enriched with yellow gold hardware and a luminous champagne index dial that bridges the gap between sport and elegance effortlessly. Tudor introduced the Black Bay line as a homage to its deep-sea diving heritage, drawing on over six decades of design cues including signature domed crystals and bold dial architecture. The "One" designation within the Black Bay 36 range marks a specific configuration that pairs steel with yellow gold, giving the watch a two-tone identity rooted in a long tradition of dress-sport crossover timepieces.

At 36mm, the Black Bay One occupies a sweet spot that makes it genuinely gender-neutral and exceptionally versatile. The case diameter is compact enough for slender wrists yet substantial enough to carry the bold Black Bay design language without compromise. The steel case is finished with Tudor's characteristic attention to polished and brushed surface contrasts, lending the watch a premium in-hand presence that punches well above its price point in the luxury segment.

The champagne index dial is one of the most appealing elements of reference M79643-0005. Warm, sunray-brushed champagne tones complement the yellow gold bezel and bracelet links beautifully, creating a cohesive palette that reads as understated luxury. Index hour markers sit cleanly against the dial surface, maintaining legibility while projecting a dressy, uncluttered aesthetic that distinguishes the One variant from more sport-forward Black Bay references.

The yellow gold bezel and the steel-and-yellow-gold bracelet are executed with the precision and quality control synonymous with Tudor. The two-tone bracelet integrates polished yellow gold center links with brushed steel outer links, a classic pairing that recalls haute horlogerie traditions while remaining firmly rooted in the sporty Black Bay DNA. On the wrist, the combination of warm champagne, gold, and steel creates a look that transitions seamlessly from boardroom to weekend, making M79643-0005 one of the most versatile references in the current Tudor catalog.

Buying this brand-new Tudor Black Bay One 36 M79643-0005 from Bizak & Co. means acquiring a pristine, unworn example backed by full manufacturer warranty protections and the trusted service of a reputable luxury watch dealer. Bizak & Co. offers competitive pricing, secure purchasing, and expert guidance for buyers seeking to add this exceptional reference to their collection. Reach out to our team at bizakandco.com to confirm availability, arrange purchase, or ask any questions about this outstanding Tudor.

Technical Details
Reference
M79643-0005
Model
Black Bay One 36
Case material
Stainless Steel
Bracelet material
Two-Tone
Dial
Champagne with index hour markers
Case size
36mm
Requested condition
Brand New
FAQ

1. What makes the Tudor Black Bay One 36 M79643-0005 special?
The M79643-0005 stands out for its two-tone steel and yellow gold configuration paired with a warm champagne index dial — a combination that blends Tudor's sport-diving heritage with genuine dress-watch appeal. The 36mm case size and gold accents make it one of the most versatile and refined references in the Black Bay range.

2. What movement powers the Tudor Black Bay One 36?
Tudor equips the Black Bay 36 family with in-house movements built to high accuracy and reliability standards, though the specific caliber for this reference is best confirmed with the official Tudor documentation included with the watch. For confirmed movement details, our team at Bizak & Co. is happy to assist.

3. What is the case size of the Tudor Black Bay One M79643-0005?
The Tudor Black Bay One M79643-0005 features a 36mm steel case, a diameter that suits a broad range of wrist sizes and lends the watch a versatile, gender-neutral appeal. The case is crafted from stainless steel with yellow gold accents on the bezel and bracelet.

4. Is the Tudor Black Bay One 36 suitable for everyday wear?
Yes — the Black Bay One 36 is designed as a robust, wearable everyday watch that carries Tudor's legendary build quality and durability. Its two-tone steel and gold construction is elegant enough for formal occasions yet sturdy enough for daily use.

5. What color is the dial on the M79643-0005 and what are the bezel and bracelet materials?
Reference M79643-0005 features a champagne dial with index hour markers, a yellow gold bezel, and a steel and yellow gold bracelet. This warm, cohesive color palette distinguishes the One variant and gives the watch a distinctive, upscale appearance.

6. Is the Tudor Black Bay One M79643-0005 a good buy and how can I purchase it from Bizak & Co.?
The Tudor Black Bay One 36 M79643-0005 represents exceptional value in the luxury two-tone watch segment, offering Swiss-made quality, in-house movement technology, and timeless design at a price point well below comparable offerings from other prestige brands. Visit bizakandco.com or contact our team directly to purchase this brand-new example at our best price.

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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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