Quartz mechanism. High-quality scratch-resistant Mineral Crystal watchglass. Full Stainless Steel construction, resulting in a heavy weight/feel. Beautiful polished stainless casing finish. Genuine high-quality leather band. Fully Functional Stopwatch Chronograph displays / Date window at 3 o′clock position. Full Stainless Steel watch back with the appropriate engravings. All the appropriate Breitling markings in all the appropriate places, including the clasp, dial, and back.