Oris Big Crown X1 Calculator 01 675 7648 4264-07 5 23 77

Big Crown X1 Calculator : 01 675 7648 4264-07 5 23 77

The Oris Big Crown X1 Calculator, reference number 01 675 7648 4264-07 5 23 77, is a distinctive timepiece released in 2011. Part of the Big Crown collection, this model features a robust 46.0 mm case crafted from stainless steel with a gun-metal PVD plating. The caseback is transparent, allowing a view of its intricate movement. Notable design elements include a revolving outer top ring and an inner dial ring equipped with a slide rule, designed for aviation calculations. The dial displays printed figures and indices, covered by an outside and inside domed sapphire crystal with anti-reflective coating on both sides. The chronograph's start/stop pusher is marked with an "I" and the reset pusher with an "X". Completing the watch’s look is a strap with contrast stitching and a PVD plated stainless steel buckle.