Watchatlas

Bremont / ALT1

Bremont ALT1

Collection profile

Bremont's ALT1 is the British brand's aviation chronograph family, spanning classic chronograph, Zulu-time, world-timer, and hardened pilot-watch variants with official pages that emphasize chronometer-rated movements, durability, and cockpit-friendly timing functions.

Collection shots

Bremont ALT1-WT Blue world timer watchBremont ALT1-P2 Jet lifestyle image

Why it matters

ALT1 is the clearest expression of Bremont's aviation-tool-watch identity outside its Martin-Baker line: the family gathers timing, travel-time, world-time, and hardened pilot chronograph variants under a recognizable instrument-led design language.

Key references

Bremont ALT1-C Anthracite watch

ALT1-C

ALT1-C Anthracite — Bremont's official product page frames ALT1-C Anthracite as a technical automatic chronograph built around the collection's modified, chronometer-rated movement story. Movement: Modified chronometer-rated Valjoux 7750-SO BI AC.

Bremont official

Bremont ALT1-ZT watch on bracelet

ALT1-ZT

ALT1-ZT — Bremont describes the ALT1-Z as a watch for aviators and world travellers, with Z standing for Zulu Time and the ability to show local time alongside UTC.

Bremont official

Bremont ALT1-WT Blue world timer watch

ALT1-WT

ALT1-WT Blue — Bremont's official page says the ALT1-WT Blue was developed as the Bremont World Timer for the civilian market and includes 24 time zones and a Trip-Tick case.

Bremont official

Bremont ALT1-P2 Jet pilot chronograph

ALT1-P2 Jet

ALT1-P2 Jet — Bremont's official product page presents ALT1-P2 Jet as a black DLC-cased evolution of the original ALT1-P pilot's watch.

Bremont official

Fun facts

Zulu-time naming

Bremont explains that the Z in ALT1-Z stands for Zulu Time, linking the model directly to aviation and UTC-style timekeeping.

World-timer brief

Bremont describes ALT1-WT Blue as the brand's World Timer for the civilian market, with all 24 time zones shown on the watch.

FAQ

What is Bremont ALT1?

ALT1 is Bremont's aviation chronograph family, covering classic chronograph, Zulu-time, world-timer, and hardened pilot-watch variants.

Which ALT1 variants are useful starting points?

Official Bremont pages currently provide useful examples such as ALT1-C, ALT1-ZT, ALT1-WT, and ALT1-P2 Jet.

How does ALT1-ZT differ from ALT1-WT?

Bremont positions ALT1-ZT around Zulu-time travel use, while ALT1-WT is described as the Bremont World Timer with 24 time zones.

Official collection ↗

Back to brand

More from Bremont

  • MBIII — Bremont’s MBIII is a Martin-Baker-inspired pilot’s watch built around the brand’s ejection-seat testing story, positioned as the commercial MB model with tougher aviation credentials, a Faraday-cage-style anti-magnetic construction, and a clearly instrument-led design.
  • Supermarine — Bremont’s Supermarine is the brand’s professional dive-watch family, currently framed as a full-function mechanical collection for life below and above the waves, with modern 904L-steel models and a broader line that spans core dive references and special editions.
  • Airco — Bremont's Airco is a vintage-leaning aviation watch family named after the Aircraft Manufacturing Company Limited, using the brand's Trip-Tick case construction across dressier pilot-watch references such as Mach 1, Mach 2, and Mach 3.

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