Tudor Northflag 9140G1A0U-0001
Ref. 9140G1A0U-0001 · Black dial · In production
- Case40 mm
- Thick12.7 mm
- Water res.100 m
- MovementAutomatic
- CrystalSapphire
Tudor Northflag 9140G1A0U-0001 size, specs and price at a glance
The Tudor Northflag 9140G1A0U-0001 is 40 mm wide and 12.7 mm thick. Tudor does not publish its lug-to-lug length. It takes 12 mm straps and ships on a bracelet. Inside is the MT5652-U automatic calibre, water resistant to 100 m.
Strap shopping? See our Tudor lug width chart.
Overview
The Tudor 9140G1A0U-0001 is a gmt watch from the Northflag collection. It has a 40 mm stainless steel case, 12.7 mm thick. Tudor lists the dial as black. Inside is an automatic movement (calibre MT5652-U) with 65 h of power reserve. You also get 100 m water resistance, a sapphire crystal and a bracelet.
Who it suits
- Wrists of roughly 16.0–17.9 cm (6.3–7.0 in), by our Watch Finder sizing guide
- Everyday wear including swimming
- Frequent travellers who track two time zones
- People who enjoy seeing a mechanical movement at work
Strengths
- Sapphire crystal resists scratches
- Screw-down crown helps keep water out
- Display caseback shows the movement
Written by Watch.co from the published specs below. These are not owner reviews.
Full specifications
Case
| Case diameter | 40 mm | tudorwatch.com · 3 Nov 2026 |
|---|---|---|
| Thickness | 12.7 mm | tudorwatch.com · 3 Nov 2026 |
| Lug-to-lug | Not published by Tudor | |
| Case material | Stainless steel | tudorwatch.com · 3 Nov 2026 |
| Crystal | Sapphire | tudorwatch.com · 3 Nov 2026 |
| Caseback | Display (see-through) | tudorwatch.com · 3 Nov 2026 |
| Water resistance | 100 m | tudorwatch.com · 3 Nov 2026 |
| Screw-down crown | Yes | tudorwatch.com · 3 Nov 2026 |
Dial
| Dial colour | Black | tudorwatch.com · 3 Nov 2026 |
|---|---|---|
| Date | Date | tudorwatch.com · 3 Nov 2026 |
| GMT / second time zone | Yes | tudorwatch.com · 3 Nov 2026 |
Movement
| Movement type | Automatic | tudorwatch.com · 3 Nov 2026 |
|---|---|---|
| Calibre | MT5652-U | tudorwatch.com · 3 Nov 2026 |
| Power reserve | 65 h | tudorwatch.com · 3 Nov 2026 |
| Certification | METAS Master Chronometer | tudorwatch.com · 3 Nov 2026 |
Strap / Bracelet
| Bracelet / strap | Bracelet | tudorwatch.com · 3 Nov 2026 |
|---|---|---|
| Lug width | 12 mm | tudorwatch.com · 3 Nov 2026 |
Other
| Production status | In production | tudorwatch.com · 3 Nov 2026 |
|---|---|---|
| Style (our classification) | GMT | 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.
Similar alternatives
Picked with Watch Finder's style tags and sizing.
Guides and comparisons
Questions about the Tudor Northflag 9140G1A0U-0001
How big is the Tudor Northflag 9140G1A0U-0001?
The case is 40 mm wide, 12.7 mm thick.
What movement does the Tudor Northflag 9140G1A0U-0001 use?
It uses the MT5652-U calibre, a automatic movement with 65 h of power reserve.
Can I swim with the Tudor Northflag 9140G1A0U-0001?
Yes. It is rated to 100 m.
Does the Tudor Northflag 9140G1A0U-0001 have a date?
Yes, it shows the date.
Will the Tudor Northflag 9140G1A0U-0001 fit my wrist?
By our sizing guide it sits best on wrists of about 16.0–17.9 cm (6.3–7.0 in). Use the fit checker on this page to test your own wrist.
Watch.co is independent and not affiliated with any brand. Brand names are used only to identify products.