Product Overview
The Breitling Navitimer 1 B01 Chronograph 46 AB0127211B1P1 is a precision-engineered luxury timepiece designed for men who value both technical excellence and refined style. As a distinguished member of Breitling’s legendary Navitimer collection, this watch embodies over six decades of aviation heritage while incorporating modern horological innovation. Crafted in Switzerland by one of the most respected names in watchmaking, it features a robust stainless steel case and a supple black crocodile leather strap, creating a balanced aesthetic that transitions seamlessly from cockpit to boardroom. The watch is powered by Breitling’s in-house Caliber B01 movement, a mechanical chronograph renowned for its reliability and performance. With its bold 46mm case and iconic slide rule bezel, this model is more than a timekeeper—it’s a functional instrument with deep roots in pilot watch tradition, ideal for collectors, aviation professionals, and discerning individuals who appreciate mechanical craftsmanship.
Key Features
- Stainless Steel Case: The 46mm case is forged from high-grade stainless steel, offering exceptional durability and resistance to daily wear. Its polished and brushed finishes enhance the watch’s visual depth, ensuring a sophisticated presence that endures over time.
- Black Crocodile Leather Strap: Made from genuine crocodile leather, the strap delivers a luxurious texture and a comfortable fit. Its rich black tone complements the watch’s dark dial and steel case, providing an elegant contrast that suits both formal and professional attire.
- B01 Chronograph Movement: At the heart of this timepiece lies the Breitling Caliber B01, a self-winding mechanical chronograph movement developed and manufactured in-house. It features a column-wheel mechanism and a vertical clutch, ensuring smooth pusher operation and precise timing for elapsed events—essential for pilots, athletes, or anyone requiring accurate interval measurement.
- Slide Rule Bezel: A defining characteristic of the Navitimer series, the bidirectional rotating bezel incorporates a circular slide rule. This functional tool allows for quick calculations involving distance, fuel consumption, airspeed, and conversion rates, making it a practical asset for aviation and engineering applications.
- Swiss-Made Craftsmanship: As a product of Swiss manufacturing, every component reflects meticulous attention to detail and adherence to strict quality standards. The movement is assembled by skilled artisans, ensuring long-term accuracy and reliability.
- 46mm Case Diameter: The generous case size provides a commanding presence on the wrist, appealing to those who favor substantial, masculine timepieces. Despite its size, the watch maintains wearability thanks to its ergonomic design and balanced proportions.
Technical Specifications
- Model Number: AB0127211B1P1
- Manufacturer: Breitling
- Department: Men
- Case Material: Stainless Steel
- Strap Material: Black Crocodile Leather
- Case Diameter: 46mm
- Movement Type: Mechanical Chronograph (Breitling Caliber B01)
- Package Dimensions: 8.25 x 6.25 x 5.5 inches
- Item Weight: 1.25 pounds
- ASIN: B07DN25CZQ
- Date First Available: May 3, 2018
- Discontinued by Manufacturer: No
Benefits & Use Cases
The Breitling Navitimer 1 B01 Chronograph 46 is designed for individuals who demand both form and function. Its chronograph capability makes it exceptionally useful for professionals in aviation, motorsports, or any field where precise time measurement is critical. The integrated slide rule bezel offers real-world utility, enabling users to perform complex calculations without additional tools—a feature that continues to resonate with pilots and engineers. The stainless steel construction ensures resilience against scratches and impacts, while the crocodile leather strap provides comfort during extended wear. Whether worn during international travel, business engagements, or formal occasions, this watch projects confidence and sophistication. Its Swiss origin and mechanical movement also make it a meaningful investment, appealing to watch enthusiasts who value heritage and craftsmanship. As a non-discontinued model, it remains readily available and supported by Breitling’s global service network.
Important Notes
This watch is not discontinued and remains part of Breitling’s current collection. It arrives in original packaging measuring 8.25 x 6.25 x 5.5 inches and weighs 1.25 pounds. To preserve the integrity of the crocodile leather strap, avoid prolonged exposure to water, humidity, and direct sunlight. Regular maintenance by an authorized Breitling service center is recommended to ensure the mechanical movement continues to perform optimally. For warranty details, customers should refer to the manufacturer’s official documentation included with the product.

