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Tudor Black Bay One 36mm S&G Steel Silver Dial M79643-0002
  • Tudor Black Bay One 36mm S&G Steel Silver Dial M79643-0002
  • Tudor Black Bay One 36mm S&G Steel Silver Dial M79643-0002
Tudor Black Bay One 36mm S&G Steel Silver Dial M79643-0002

Tudor Black Bay One 36mm S&G Steel Silver Dial M79643-0002 Tudor Black Bay One 36mm S&G Steel…

Reference M79643-0002

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Tudor Black Bay One 36mm S&G Steel Silver Dial M79643-0002

$6,721.00

By Tudor

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Tudor Black Bay One 36mm S&G Steel Silver Dial M79643-0002

Tudor Black Bay One 36mm S&G Steel Silver Dial M79643-0002

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Tudor Black Bay One 36mm S&G Steel Silver Dial M79643-0002

Catalogue watch price: $6,721.00 USD

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The Tudor Black Bay 36 S&G reference M79643-0002 is a 36mm steel and yellow gold sport-chic watch featuring a silver index dial, a yellow gold bezel, and a two-tone steel and yellow gold bracelet. This perfectly proportioned timepiece blends Tudor's robust Black Bay DNA with the warmth and prestige of yellow gold accents, making it equally at home dressed up or down.

Reference M79643-0002 stands out for pairing the sporty heritage silhouette of the Black Bay line with luxurious gold detailing at an accessible price point relative to comparable Swiss two-tone watches. Shop this Tudor Black Bay 36 S&G for sale now at Bizak & Co., or contact our team for expert guidance and best-price assurance.

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

Buy this Black Bay 36 S&G, 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 36 S&G reference M79643-0002 represents one of the most compelling entries in Tudor's modern catalog — a watch that distills decades of tool-watch heritage into a refined, wearable 36mm package dressed in a harmonious marriage of steel and yellow gold. Tudor introduced the Black Bay family as a direct homage to the brand's rich diving-watch lineage, drawing on design cues from references produced across several decades of mid-twentieth-century watchmaking. The result is a collection that feels simultaneously vintage in spirit and thoroughly contemporary in execution.

The 36mm steel case of the M79643-0002 is a deliberate and confident choice. At a time when oversized watches dominated the market, Tudor committed to the 36mm diameter as an ideal all-gender dimension that wears elegantly on a broad range of wrist sizes. The polished and satin-brushed finishing of the case creates a sophisticated interplay of light, while the yellow gold bezel adds a warm, luminous contrast that elevates the watch from sport tool to refined everyday companion.

The silver index dial is clean and immediately legible, its hour markers catching the light against the silver surface in a way that evokes classic Geneva dial-making sensibility. The Black Bay 36 S&G's dial architecture is restrained by design — Tudor understands that the best dials say more by doing less, allowing the interplay of case, bezel, and bracelet to carry the visual narrative. The result is a watch face that rewards extended study without ever feeling busy or overwrought.

The two-tone steel and yellow gold bracelet completes the aesthetic story of reference M79643-0002, linking the warm yellow gold of the bezel with the cool steel of the case in a bracelet construction that has proven its durability and comfort across Tudor's sport-chic lineup. The bracelet's integrated design ensures a cohesive on-wrist presence, and the secure clasp system provides confidence during active daily wear. Whether paired with a tailored shirt cuff or a casual weekend outfit, the Black Bay 36 S&G transitions effortlessly.

The Black Bay 36 S&G occupies a genuinely special position in the market — offering Swiss Made quality, a storied brand heritage, and the perennial appeal of two-tone gold and steel at a price that outperforms its aesthetic peers. Contact Bizak & Co. today to confirm availability, explore financing options, or simply to speak with a specialist who understands exactly why this reference deserves a place in any considered watch collection.
Technical Details
Reference
M79643-0002
Model
Black Bay 36 S&G
Case material
Two-Tone
Bracelet material
Two-Tone
Dial
Silver with index hour markers
Case size
36mm
FAQ

1. What makes the Tudor Black Bay 36 S&G M79643-0002 special?
The M79643-0002 combines Tudor's legendary Black Bay heritage with a refined two-tone steel and yellow gold execution in a universally flattering 36mm case size. The yellow gold bezel and matching bracelet links give it a luxurious character that very few watches at this price point can rival. It is a rare watch that appeals equally to vintage enthusiasts, everyday wearers, and collectors building a versatile collection.

2. What movement powers the Tudor Black Bay 36 S&G?
Tudor equips the Black Bay 36 S&G with an in-house manufacture movement, though the specific caliber designation for this reference is best confirmed with the current Tudor documentation or by contacting Bizak & Co. directly. Tudor's in-house calibers are COSC-certified chronometer-grade movements known for precision, durability, and a healthy power reserve. This movement-level quality is one of the key reasons the Black Bay line is held in such high regard.

3. What is the case size of the Tudor Black Bay M79643-0002?
The Tudor Black Bay 36 S&G reference M79643-0002 features a 36mm steel case, a size that Tudor has championed for its versatility across wrist sizes and its strong visual proportion. The 36mm diameter sits at a classic sweet spot that wears comfortably as an everyday piece without feeling understated or oversized.

4. Is the Tudor Black Bay 36 S&G a good everyday watch?
Absolutely — the Black Bay 36 S&G is built to Tudor's demanding sport-watch standards, meaning it is robust enough for confident daily wear while elegant enough for more formal occasions. The two-tone steel and yellow gold construction is resistant to the rigors of regular use, and the 36mm case size ensures it sits comfortably under a shirt cuff throughout the day. It is an ideal choice for anyone seeking a single watch that covers a wide range of contexts.

5. What is the dial like on the Tudor Black Bay 36 S&G M79643-0002?
The dial on the M79643-0002 is a silver-toned surface set with index hour markers, delivering a clean and classic aesthetic that complements the yellow gold bezel beautifully. The silver dial creates an elegant contrast with the warm gold accents while maintaining the legibility that Tudor's sport-watch heritage demands. It is a dial that will remain visually relevant for decades, avoiding trends in favor of timeless refinement.

6. How can I buy the Tudor Black Bay 36 S&G M79643-0002 from Bizak & Co.?
Reserve this watch online with a $200 deposit. Our specialist team is also available to answer any questions, assist with financing, and ensure a smooth, fully verified transaction. Contact Bizak & Co. by phone or through our website to confirm current availability and secure your order today.

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

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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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