Oris BC4 Flight Timer 01 690 7615 4154-SET-LS

BC4 Flight Timer : 01 690 7615 4154-SET-LS

The Oris BC4 Flight Timer, reference number 01 690 7615 4154-SET-LS, is a distinctive timepiece released in 2008. As part of the BC4 collection, this watch features a multi-piece stainless steel case with a diameter of 42.7 mm and a transparent caseback secured with seven screws, showcasing its intricate movement. Powered by the Oris 960 movement based on ETA 2836-2, it includes bi-directional winding with a red rotor, 30 jewels, and operates at a frequency of 28,800 vibrations per hour, offering a power reserve of 38 hours. The watch's dial is two-piece and black, adorned with a printed pattern and applied nickel indices. Nickel hands with Superluminova inlay enhance legibility in low light conditions. A prominent second crown mechanism at the 2 o’clock position allows for the adjustment of the dial ring to display a third time zone. The sapphire glass is domed on both sides with an inner anti-reflective coating to improve visibility. Completing its look is a black gaucho leather strap with contrasting stitching and a special steel folding clasp. The overall style of the Oris BC4 Flight Timer combines functionality with a robust yet refined aesthetic suitable for aviation enthusiasts and watch collectors alike.