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BremontALT1-B Automatic Chronograph Watch

$5,895

Editors' Notes

Bremont's founders are avid collectors of vintage planes, and this watch is inspired by the B2 stealth bomber. The DLC-coated hardened stainless steel case and custom-modified chronometer movement ensure impressive durability and accuracy, while the complications include a chronograph stopwatch and UTC hand.

We offer a three year warranty for all working parts and any manufacturing faults. The service and repair will take up to 6 weeks to complete.

Size & Fit

  • This item's measurements are:
  • Face Diameter: 5cm
  • Max. Strap Length: 21cm
  • Min. Strap Length: 17cm
  • Strap Width: 2cm

Technical Specifications

  • Movement
  • Modified Swiss-made calibre 13 1/4" BE-54AE automatic self-winding movement with 42 hour power reserve
  • 25 jewels, 28,800 bph, Glycydur balance, Anachron balance spring, Nivaflex 1 mainspring
  • Functions
  • Hour and minute hands
  • Second hand sub-dial
  • 24 hour UTC hand
  • Chronograph stopwatch with second hand and 30 minute and 12 hour sub-dials
  • Date window
  • Dial
  • Black dial, luminous hands and marker at 12H, grey numerals
  • 24 hour markers on flange ring
  • Internal bi-directional bezel, moved with crown at 8H
  • Case
  • Black DLC-coated hardened stainless steel case with Trip-Tick construction
  • Crown for date and time adjustments and manual winding, stopwatch and bezel crowns
  • Domed anti-reflective, scratch-resistant sapphire crystal and open case back
  • Black leather strap with buckle fastening
  • Specifications
  • Case diameter: 43mm; case thickness: 16mm; strap width: 22mm; strap length: 7"/17cm to 9"/21cm
  • COSC-certified chronometer
  • Water resistance: 10 ATM
  • Comes in a handmade leather case with strap-changing tool
Technical Glossary

Delivery & Free Returns

Ground shipping anywhere in the US is free


Please try items in the comfort of your own home. If you don't like them, or they don't fit, we'll happily collect them from your home or office for free.

Colour: Black

This item is coming soon

Editors' Notes

Bremont's founders are avid collectors of vintage planes, and this watch is inspired by the B2 stealth bomber. The DLC-coated hardened stainless steel case and custom-modified chronometer movement ensure impressive durability and accuracy, while the complications include a chronograph stopwatch and UTC hand.

We offer a three year warranty for all working parts and any manufacturing faults. The service and repair will take up to 6 weeks to complete.

Size & Fit

  • This item's measurements are:
  • Face Diameter: 5cm
  • Max. Strap Length: 21cm
  • Min. Strap Length: 17cm
  • Strap Width: 2cm

Technical Specifications

  • Movement
  • Modified Swiss-made calibre 13 1/4" BE-54AE automatic self-winding movement with 42 hour power reserve
  • 25 jewels, 28,800 bph, Glycydur balance, Anachron balance spring, Nivaflex 1 mainspring
  • Functions
  • Hour and minute hands
  • Second hand sub-dial
  • 24 hour UTC hand
  • Chronograph stopwatch with second hand and 30 minute and 12 hour sub-dials
  • Date window
  • Dial
  • Black dial, luminous hands and marker at 12H, grey numerals
  • 24 hour markers on flange ring
  • Internal bi-directional bezel, moved with crown at 8H
  • Case
  • Black DLC-coated hardened stainless steel case with Trip-Tick construction
  • Crown for date and time adjustments and manual winding, stopwatch and bezel crowns
  • Domed anti-reflective, scratch-resistant sapphire crystal and open case back
  • Black leather strap with buckle fastening
  • Specifications
  • Case diameter: 43mm; case thickness: 16mm; strap width: 22mm; strap length: 7"/17cm to 9"/21cm
  • COSC-certified chronometer
  • Water resistance: 10 ATM
  • Comes in a handmade leather case with strap-changing tool
Technical Glossary

Delivery & Free Returns

Ground shipping anywhere in the US is free


Please try items in the comfort of your own home. If you don't like them, or they don't fit, we'll happily collect them from your home or office for free.

Product Code:

414964

Editors' Notes

Bremont's founders are avid collectors of vintage planes, and this watch is inspired by the B2 stealth bomber. The DLC-coated hardened stainless steel case and custom-modified chronometer movement ensure impressive durability and accuracy, while the complications include a chronograph stopwatch and UTC hand.

We offer a three year warranty for all working parts and any manufacturing faults. The service and repair will take up to 6 weeks to complete.

Size & Fit

  • This item's measurements are:
  • Face Diameter: 5cm
  • Max. Strap Length: 21cm
  • Min. Strap Length: 17cm
  • Strap Width: 2cm

Technical Specifications

  • Movement
  • Modified Swiss-made calibre 13 1/4" BE-54AE automatic self-winding movement with 42 hour power reserve
  • 25 jewels, 28,800 bph, Glycydur balance, Anachron balance spring, Nivaflex 1 mainspring
  • Functions
  • Hour and minute hands
  • Second hand sub-dial
  • 24 hour UTC hand
  • Chronograph stopwatch with second hand and 30 minute and 12 hour sub-dials
  • Date window
  • Dial
  • Black dial, luminous hands and marker at 12H, grey numerals
  • 24 hour markers on flange ring
  • Internal bi-directional bezel, moved with crown at 8H
  • Case
  • Black DLC-coated hardened stainless steel case with Trip-Tick construction
  • Crown for date and time adjustments and manual winding, stopwatch and bezel crowns
  • Domed anti-reflective, scratch-resistant sapphire crystal and open case back
  • Black leather strap with buckle fastening
  • Specifications
  • Case diameter: 43mm; case thickness: 16mm; strap width: 22mm; strap length: 7"/17cm to 9"/21cm
  • COSC-certified chronometer
  • Water resistance: 10 ATM
  • Comes in a handmade leather case with strap-changing tool
Technical Glossary

Delivery & Free Returns

Ground shipping anywhere in the US is free


Please try items in the comfort of your own home. If you don't like them, or they don't fit, we'll happily collect them from your home or office for free.