Tudor Black Bay 58 925 79010SG-0002
Ref. 79010SG-0002 · Taupe dial · In production
- Case39 mm
- Thick12.7 mm
- Water res.200 m
- MovementAutomatic
- CrystalSapphire
Tudor Black Bay 58 925 79010SG-0002 size, specs and price at a glance
The Tudor Black Bay 58 925 79010SG-0002 is 39 mm wide and 12.7 mm thick. Tudor does not publish its lug-to-lug length. It takes 20 mm straps and ships on a fabric strap. Inside is the MT5400 automatic calibre, water resistant to 200 m.
Strap shopping? See our Tudor lug width chart.
Overview
The Tudor 79010SG-0002 is a diver watch from the Black Bay 58 collection, part of the Black Bay 58 925 family. It has a 39 mm case, 12.7 mm thick. Tudor lists the dial as taupe. Inside is an automatic movement (calibre MT5400) with 70 h of power reserve. You also get 200 m water resistance, a sapphire crystal and a fabric strap.
Who it suits
- Wrists of roughly 15.5–17.4 cm (6.1–6.9 in), by our Watch Finder sizing guide
- Swimming, snorkelling and diving
- People who enjoy seeing a mechanical movement at work
Strengths
- Sapphire crystal resists scratches
- 200 m water resistance
- Screw-down crown helps keep water out
- 70 h power reserve survives a weekend off the wrist
- Display caseback shows the movement
Written by Watch.co from the published specs below. These are not owner reviews.
Full specifications
Case
| Case diameter | 39 mm | tudorwatch.com · 3 Nov 2026 |
|---|---|---|
| Thickness | 12.7 mm | tudorwatch.com · 3 Nov 2026 |
| Lug-to-lug | Not published by Tudor | |
| Crystal | Sapphire | tudorwatch.com · 3 Nov 2026 |
| Caseback | Display (see-through) | tudorwatch.com · 3 Nov 2026 |
| Bezel | Unidirectional rotating | tudorwatch.com · 3 Nov 2026 |
| Water resistance | 200 m | tudorwatch.com · 3 Nov 2026 |
| Screw-down crown | Yes | tudorwatch.com · 3 Nov 2026 |
Dial
| Dial colour | Taupe | tudorwatch.com · 3 Nov 2026 |
|---|
Movement
| Movement type | Automatic | tudorwatch.com · 3 Nov 2026 |
|---|---|---|
| Calibre | MT5400 | tudorwatch.com · 3 Nov 2026 |
| Power reserve | 70 h | tudorwatch.com · 3 Nov 2026 |
| Certification | COSC chronometer | tudorwatch.com · 3 Nov 2026 |
Strap / Bracelet
| Bracelet / strap | Fabric strap | tudorwatch.com · 3 Nov 2026 |
|---|---|---|
| Lug width | 20 mm | tudorwatch.com · 3 Nov 2026 |
Other
| Production status | In production | tudorwatch.com · 3 Nov 2026 |
|---|---|---|
| Style (our classification) | Diver | our classification |
Specs are summarised in our own words from the brand's product page. Each row links its source and the date we checked it. Fields we haven't verified are left out rather than guessed.
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Tudor Black Bay 58 7939A1A0NU-0001
Tudor Black Bay 58 7939A1A0NU-0002
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Questions about the Tudor Black Bay 58 925 79010SG-0002
How big is the Tudor Black Bay 58 925 79010SG-0002?
The case is 39 mm wide, 12.7 mm thick.
What movement does the Tudor Black Bay 58 925 79010SG-0002 use?
It uses the MT5400 calibre, a automatic movement with 70 h of power reserve.
Can I swim with the Tudor Black Bay 58 925 79010SG-0002?
Yes. It is rated to 200 m.
Will the Tudor Black Bay 58 925 79010SG-0002 fit my wrist?
By our sizing guide it sits best on wrists of about 15.5–17.4 cm (6.1–6.9 in). Use the fit checker on this page to test your own wrist.
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