The Chronomat Automatic GMT 40 is Breitling’s tribute to travel, not only for its dual time zone display, but also because of its easygoing aesthetics. Subtle dial colors, combined with an all-steel case and bracelet, work with any wardrobe. Meanwhile, the tone-on-tone 24-hour scale lets the red GMT hand speak for itself. The Breitling Caliber 32 powers the GMT complication. Its 24-hour scale lets the user track a second time zone and know at a glance whether it’s day or night, while the “onion” crown (a classic Chronomat feature named for its fluted-dome shape) allows for easy adjustments. As an all-purpose sports watch, meant to cross over between Breitling’s air, land and sea universes, the GMT 40 has an impressive 200m water resistance. Known as “a watch for every pursuit,” the Chronomat mission is truer now than ever because of the GMT 40’s practical size and understated style. Sturdy enough for the gym, yet smart enough for black tie: If there’s one watch to travel with, this is it.
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Breitling Chronomat GMT 40 White Dial Silver Steel Strap Watch for Men - A32398101A1A1
Breitling Chronomat GMT 40 White Dial Silver Steel Strap Watch for Men - A32398101A1A1
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Breitling Chronomat GMT 40 White Dial Steel Bracelet Mens Watch A32398101A1A1
The Chronomat GMT 40 from Breitling is more than a timekeeper; it’s a purpose-built companion for travelers and professionals who demand precision, reliability, and seamless versatility. Its dual time zone display is not just a feature—it's a practical tool for staying connected across continents, whether you’re hopping between meetings in different cities or coordinating calls with colleagues abroad.
Every detail is engineered for everyday life. The white dial with subtle tonal nuances pairs with an all-steel case and a full stainless steel bracelet for a look that transitions from gym sessions to black-tie evenings without missing a beat. The red GMT hand stands out against the dial, while the tone-on-tone 24-hour scale keeps readability crisp at a glance.
Key features that matter in real-world use
- Dual time zone with a dedicated GMT hand to track a second region without losing your home time.
- Breitling Caliber 32 automatic movement powers the GMT complication with precision and reliability.
- 24-hour scale on the dial to distinguish day from night at a glance.
- Onion crown for easy adjustments, a signature Chronomat detail with fluted-dome shape.
- 200 m water resistance makes it suitable for swimming and snorkeling, not just boardroom or airport lounges.
- Stainless steel case and bracelet deliver a robust, all-business aesthetic that wears well with any wardrobe.
- Cambered sapphire crystal with glare-proofing on both sides for clear legibility in all lighting.
- Unidirectional rotating bezel adds a practical timing tool for everyday tasks and travel itineraries.
- 40 mm case strikes a practical balance between presence and wearability across genders and occasions.
Who is this watch ideal for?
It’s perfect forFrequent travelers who need a reliable second time zone, professionals who juggle cross-border schedules, and anyone who wants a watch that can move from workouts to formal events without missing a beat. The Chronomat GMT 40’s understated, versatile design suits both casual wardrobes and dressier ensembles, making it a single, dependable choice for a wide range of pursuits.
Why this Chronomat stands apart
Breitling’s Chronomat line is built for durability with a distinct aviation-inspired heritage. The GMT variant adds practical multi-time-zone functionality without sacrificing elegance. The all-steel construction, balanced dial coloring, and careful attention to readability mean you’ll appreciate the watch in the office, at the gym, or on long-haul flights—the value is in how smoothly it integrates into real life.
Technical snapshot
- : Breitling 32
- : Self-winding mechanical, 2nd time zone (24 hr)
- Power reserve: Approximately 42 hours
- Vibration: 28,800 v.p.h
- Jewels: 21 jewels
- Calendar: Dial aperture
- Case material: Stainless steel
- Caseback: Screwed in
- Water resistance: 200 m (660 ft)
- Bezel: Unidirectional ratcheted rotating bezel
- Crown: Screw-locked, two gaskets
- Crystal: Cambered sapphire, glare-proofed both sides
- Case size: 40 mm
- Thickness: 11.77 mm
- Lug width: 20 mm
- Strap: Stainless steel bracelet
Warranty, condition, and delivery
This Breitling Chronomat GMT 40 is offered in New (Original Box & Papers) condition with a 2-year warranty. Delivery options are available on request.

Detailed features & specifications
Subtle dial colors, combined with an all-steel case and bracelet, work with any wardrobe. Meanwhile, the tone-on-tone 24-hour scale lets the red GMT hand speak for itself. The Breitling Caliber 32 powers the GMT complication. Its 24-hour scale lets the user track a second time zone and know at a glance whether it’s day or night, while the “onion” crown (a classic Chronomat feature named for its fluted-dome shape) allows for easy adjustments.
As an all-purpose sports watch, meant to cross over between Breitling’s air, land and sea universes, the GMT 40 has an impressive 200m water resistance. Known as “a watch for every pursuit,” the Chronomat mission is truer now than ever because of the GMT 40’s practical size and understated style. Sturdy enough for the gym, yet smart enough for black tie: If there’s one watch to travel with, this is it.
Technical Data
Caliber: Breitling 32
Movement: Self-winding mechanical, 2nf time zone (24 hr)
Power reserve: Approx. 42 hours
Vibration: 28,800 v.p.h
Jewel: 21 jewels
Calendar: Dial aperture
Case material: Stainless steel
Caseback: Screwed in
Water resistance: 200 m (660 ft)
Bezel: Unidirectional ratcheted rotating bezel
Crown: Screw-locked, two gaskets
Crystal: Cambered sapphire, glare proofed both sides
Product Weight (Approx.): 153.0 g.
Watch-head Weight (Approx.): 75.2 g.
Diameter: 40.0 mm
Thickness: 11.7 mm
Height (upper lug tip to lower lug tip): 47.4 mm
Lug width (in-between lug): 20.0 mm
Strap material: Stainless steel
Strap colour: Metal bracelet
Strap type: Straight
Lug: 20/18 mm
| Brand | Breitling |
|---|---|
| Reference | A32398101A1A1 |
| Delivery Option/Leading | On request |
| Condition | New (Original Box & Papers) |
| Warranty | 2 years |
| Case material | Steel |
| Case size (mm x mm) | 40 mm |
| Case Shape | Round |
| Thickness (mm) | 11.77 mm |
| Case Back | Solid |
| Waterproof | 200 meters / 20 ATM |
| Dial | White dial |
| Movement | Automatic |
| Movement Calibre | Breitling 32 |
| Power Reserve (h) | approx. 42 hours when fully wound |
| Frequency | 28'800 v.p.h., 4 Hz |
| No. of Jewels | 21 jewels |
| Strap material | Stainless steel |
| Clasp (Buckle) | Folding Clasp |
| Buckle Material | Stainless steel |
| Country of Manufacture | Switzerland |
| Brand | Breitling |
|---|---|
| Reference | A32398101A1A1 |
| Delivery Option/Leading | On request |
| Condition | New (Original Box & Papers) |
| Warranty | 2 years |
| Case material | Steel |
| Case size (mm x mm) | 40 mm |
| Case Shape | Round |
| Thickness (mm) | 11.77 mm |
| Case Back | Solid |
| Waterproof | 200 meters / 20 ATM |
| Dial | White dial |
| Movement | Automatic |
| Movement Calibre | Breitling 32 |
| Power Reserve (h) | approx. 42 hours when fully wound |
| Frequency | 28'800 v.p.h., 4 Hz |
| No. of Jewels | 21 jewels |
| Strap material | Stainless steel |
| Clasp (Buckle) | Folding Clasp |
| Buckle Material | Stainless steel |
| Country of Manufacture | Switzerland |
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