This Breitling Navitimer Cosmonaute Stainless Steel Blue Dial - A12023 has been worn.
Stainless steel case with a stainless steel bracelet. Bidirectional stainless steel bezel. Blue dial with luminous hands and Arabic hour markers. Minute markers. Slide Rule aka "Navigation Computer" markings around the outer ring. The slide-rule complication can compute different airborne calculations such as fuel consumption, climbing times & converting miles into nautical miles or kilometers. Dial Type: Analog. Chronograph - three sub-dials displaying: 12 hours, 30 minutes and 60 seconds. Manual movement with a 42-hour power reserve. Scratch resistant sapphire crystal. Push / pull crown. Solid case back. Case diameter: 41.5 mm. Case thickness: 13.3 mm. Water resistant at 30 meters/ 100 feet.