Tudor Black Bay GMT M79830RB-0010 White Dial
Original price was: $1,280.00.$780.00Current price is: $780.00.
This is the Black Bay GMT to choose if the white dial is the whole point. The opaline-style silver-white surface, dark-edged snowflake handset, and matte burgundy-blue 24-hour bezel give it sharper contrast than the black-dial version while keeping the vintage travel-watch feel intact. ZF is especially persuasive here because this dial avoids the flat, stark white look that weakens many alternatives. If you are deciding between this and another Pepsi-style GMT, the detailed description matters because this reference lives or dies by finish, bezel texture, and true GMT operation.
The white dial is what makes this reference different
At a glance, the appeal is obvious: the dial reads as silver-white rather than paper white, and that distinction changes the whole watch. Against the dark-edged snowflake hands and outlined hour markers, the surface has the crisp, high-contrast look that makes the Black Bay GMT easy to read without losing the softer vintage character that suits this line. The red GMT hand adds just enough color inside the dial, while the date at 3 o’clock keeps the layout balanced and practical.
For many collectors, that is the buying decision. If you want the Black Bay GMT look but find the black-dial version heavier or more familiar, this white-dial reference feels brighter, more graphic, and slightly more unusual on wrist. It still keeps the signature Tudor proportions and tool-watch stance, but the dial gives it a cleaner, more open personality.
Why the ZF execution stands out on this model
ZF has a strong reputation on this particular reference for one reason that matters in person: the dial finish. A lot of white-dial GMT alternatives miss the mark by going flat and chalky. Here, the silver-white opaline effect gives the watch more life under changing light, which is exactly what separates an interesting white sports watch from a sterile one.
The rest of the watch supports that impression well. The bezel uses the correct two-tone travel-watch color split with a matte burgundy lower half and deep blue upper half, avoiding the glossy look that can make this reference feel less convincing. The aluminum presentation also suits the older-school spirit of the Black Bay GMT better than an overly glassy insert would. If you are comparing factories, this is one of those cases where the specific finish work matters more than broad claims.
True GMT function is the practical reason to buy it
This model is fitted with a custom Asian automatic True GMT caliber with independently jumping local hour adjustment. That is the feature experienced GMT buyers usually care about most, because it makes the watch much more useful when changing time zones. Instead of moving the 24-hour hand as on simpler GMT setups, the local hour hand jumps in one-hour steps and the date tracks with that adjustment.
That means the watch is not just styled like a travel GMT; it is configured to behave like one in day-to-day use. If you split time between cities, travel often, or simply prefer the more correct operating feel of a true GMT layout, this is one of the strongest reasons to choose this reference over cheaper lookalike options.
Case and bracelet details that shape the wrist presence
The 41mm case is done in 316L stainless steel, with brushed upper surfaces and polished case flanks that are clearly visible from the side. That contrast is important on a Black Bay GMT because it keeps the watch from looking flat or blocky. The side profile shows the familiar slab-sided architecture, while the domed sapphire crystal helps soften the silhouette from the front.
The bracelet is the rivet-style three-link steel design, and the visible side rivet detailing matches the period-inspired look of the case. It closes with a traditional fold-over safety clasp rather than a T-fit style clasp, which is correct for the execution offered here. From the back, the watch uses a closed brushed caseback, reinforcing the solid tool-watch character instead of turning it into a display-piece concept.
Who this Black Bay GMT suits best
This is the right pick for someone who already knows why the white-dial Black Bay GMT has become the standout version: it keeps the familiar Pepsi-bezel travel aesthetic, but the brighter dial and dark outlines make it feel more modern, more legible, and more distinct. It is especially convincing for buyers who notice dial texture, bezel finish, and whether a GMT actually functions in the more useful format.
If your priority is the most characterful version of the Black Bay GMT rather than the most common one, this reference makes a strong case for itself. The watch works because the visible details stay in tension with each other: bright dial against black outlines, matte bezel against polished flanks, and vintage cues balanced by genuinely practical GMT functionality.
Watch specification
Configuration summary for this watch
| Brand | Tudor |
|---|---|
| Movement | Custom Asian True GMT Caliber |
| Case Material | 316L Stainless Steel |
| Bezel | Bidirectional matte burgundy and deep blue anodized aluminum |
| Crystal | Domed scratch-resistant sapphire with AR coating |
| Bracelet | 3-link rivet-style stainless steel bracelet with fold-over safety clasp |
| Water Resistance | Stated 30m |
Buyer Q&A
Questions about this Tudor watch
Does this watch have true GMT function or an office GMT setup?
It uses a custom Asian automatic True GMT caliber with an independently jumping local hour hand in one-hour increments. The date is linked to that local-hour adjustment.
Is the dial bright white or more opaline in tone?
The dial is described as opaline silver-white, with a faint metallic galvanic-style luster rather than a flat stark white look.
What bracelet and clasp does this reference use?
It comes on a three-link rivet-style stainless steel bracelet with a traditional fold-over safety clasp.
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