Overview of the Tudor Black Bay Chrono S&G (Ref. 79363N)
Positioning:
A luxury sport chronograph that blends diving heritage with motorsport timing—a signature design direction from Tudor, the sister company of Rolex.
Nickname in watch community:
Often called the “two-tone Black Bay Chrono” or “S&G Panda/Reverse Panda” depending on dial variant.
Key Technical Specifications (Verified)
Case
* Diameter: 41 mm
* Material: Stainless steel with solid 18k yellow gold bezel
* Thickness: ~14.4 mm
* Lug width: 22 mm
Bezel
* Fixed 18k yellow gold
* Tachymeter scale (used to measure speed over distance)
Movement
* Calibre MT5813
* COSC-certified chronometer
* 70-hour power reserve
* Column wheel + vertical clutch (high-end chronograph architecture)
* Based on collaboration with Breitling (shared movement platform)
Dial
* Matte black
* Champagne sub-dials
* Date at 6 o’clock
* Snowflake hands (classic Tudor design)
Water Resistance
* 200 meters / 660 feet
Bracelet
* Two-tone steel and gold
* Folding clasp with safety catch
Why This Watch Is Considered a “Hybrid”
This model merges two watch traditions:
1) Diving DNA
* 200m water resistance
* Strong luminous markers
* Robust case construction
2) Racing Chronograph DNA
* Tachymeter bezel
* Stopwatch function
* Motorsport styling
That combination is why collectors call it a sport-luxury hybrid.
Real-World Pros 👍
Strong movement
* Same technical level as many watches costing significantly more
Prestige without Rolex pricing
* Often viewed as a “smart luxury” choice
Versatility
* Works with suit, business wear, or casual clothing
High durability
* Built for daily wear
Considerations ⚠️
Thickness
* Slightly thick on smaller wrists
Gold scratches
* The gold bezel can show marks over time
Weight
* Heavier than standard steel watches
Who This Watch Is Best For
This model fits people who want:
* A luxury Swiss watch
* A Rolex-level feel at lower cost
* A bold two-tone style
* A long-lasting investment piece
If you’d like, I can also help with very practical next steps, for example:
* Authenticity check guide
* Current resale value estimate
* Comparison with Rolex Daytona or other Tudor models
* Whether it fits your wrist size