Tudor M79363N-0008 Gold 41mm Men Automatic Black Bay Chrono

The character of a chronograph movement is often hidden until the central seconds hand starts working. On the Tudor M79363N-0008, that detail matters. This is a men’s automatic chronograph in the Black Bay Chrono line, and the way the seconds hand engages, tracks, and resets says as much about the watch as the dial color or bezel. A watch like this is not only about reading elapsed time. It is about how the movement behaves when asked to do real chronograph work.

Tudor’s Black Bay Chrono formula is clear here: dive-watch solidity mixed with motorsport timing cues. The 41mm case gives the watch enough presence for the chronograph layout without feeling oversized, while the black tachymeter bezel keeps the face anchored visually. Against that darker frame, the gold-toned dial treatment and contrasting black sub-dials create a stronger sense of depth than a plain monochrome execution would.

Front view showing the chronograph layout and black tachymeter bezel.

What the running chronograph seconds hand reveals is discipline. In a strong automatic chronograph, the hand should not feel decorative. It should start with purpose, sweep with consistency, and reset with precision. The Tudor Manufacture Calibre MT5813 associated with this reference is known for a column-wheel chronograph architecture, and that matters because it shapes the feel of operation. The pusher response tends to feel more deliberate and more refined than a basic cam-switched system. Even if a buyer never opens the caseback, the seconds hand tells the story on the dial side: clean actuation, controlled motion, and a reset action that feels exact rather than vague.

This reference is also interesting because it balances warmth and utility. The visible highlights are easy to read at a glance: gold dial with black sub-dials, black bezel, date window at 6 o’clock, and Tudor’s signature snowflake hands with luminous hour markers. That combination avoids the common problem of a two-tone sports chronograph becoming too dressy. The black elements keep it grounded. The lume-focused handset keeps it practical. The date at 6 preserves symmetry better than a side-positioned window would.

Close look at the gold-toned dial and contrasting black sub-dials.

The seconds hand discussion also connects directly to legibility. On many chronographs, the central hand disappears until timing is active. Here, when it begins its sweep, it cuts across the dial architecture and brings the whole display to life. You notice how well the sub-dials are placed, how the snowflake hour hand maintains Tudor identity even inside a busy chronograph design, and how the tachymeter bezel is not an afterthought but part of the timing concept. The watch becomes more animated when timing is in use, and that is exactly what a good chronograph should do.

Dial detail with applied markers, snowflake hands, and date at 6 o’clock.

At 41mm, this men’s automatic watch sits in a very wearable modern sports-watch range. It has enough dial opening to display the sub-dials clearly, but it does not need to rely on oversized dimensions to appear assertive. The case structure, paired with the fixed tachymeter bezel, gives it a compact and purposeful outline. The 200m water resistance is another important point. This is not a fragile chronograph meant only for careful desk wear. It belongs to the Black Bay family, and that dive-watch lineage still matters in daily use.

Case profile highlighting the sporty proportions of the 41mm chronograph.

The screw-down pushers and winding crown associated with the S&G execution add to that practical character. Tudor’s S&G naming points to steel-and-gold construction, and this model is known for yellow-gold capped screw-down pushers and crown. That creates a visual bridge between the gold dial tone and the mechanical controls on the case side. More importantly, those controls are not just decorative trim. On a chronograph, the pushers are where the wearer physically meets the movement. Their action, together with the behavior of the seconds hand, defines whether the watch feels convincing.

Side view showing the crown and pusher arrangement.

One detail that changes the mood of this example is the leather strap with contrast stitching. Catalog listings often note the bracelet version for this reference family, but the visible configuration here emphasizes a more vintage sporting look. The leather softens the steel-and-gold architecture and makes the dial feel richer. It also suits the Black Bay Chrono concept well because the watch already sits between diving heritage and racing timing. A stitched leather strap reinforces the motorsport side of the personality without taking away from the 200m-ready case design.

Leather strap with contrast stitching adds a warmer sporting character.

The black sub-dials deserve attention too. They do more than add contrast. They organize the dial so the chronograph function remains visually separate from the main time display. On a gold-toned base, that separation becomes even more effective. The eye can move quickly from central hands to elapsed timing registers, while the luminous hour markers preserve nighttime readability. Tudor’s snowflake hand design can be difficult to integrate into a chronograph without crowding the center, but here it remains identifiable and useful.

The black sub-dials create strong contrast against the gold-toned dial.

Then there is the reset moment. Chronograph enthusiasts often watch for this more closely than casual buyers realize. A precise snap back to zero gives confidence in the mechanism. It shows that the movement is not merely present but well integrated into the design brief. The M79363N-0008 gains much of its appeal from that interaction. Yes, the dial is attractive. Yes, the bezel is sharp. But the central seconds hand, when activated, is the part that proves this watch is a chronograph in substance, not just in layout.

A wider wrist presence shot showing how the Black Bay Chrono wears.

The thumbnail images below offer additional angles of the same watch, useful for checking finishing, dial contrast, and strap presentation.

Thumbnail front view.

Thumbnail dial close-up.

Thumbnail showing marker and date details.

Thumbnail side profile.

Thumbnail case-side view.

Thumbnail strap detail.

Thumbnail sub-dial contrast view.

Thumbnail wrist presence view.

For buyers considering this reference, the strongest case for the Tudor M79363N-0008 is not only that it looks balanced. It is that the watch communicates mechanical quality through use. This is a men’s automatic chronograph with a distinct Black Bay identity, a practical 41mm case, 200m water resistance, and a design that mixes gold warmth with black instrument-style clarity. Most importantly, the seconds hand is not background decoration. It is the visible proof of the movement’s character.