DescriptionModel:3921-16-LB96B MSRP: 4,900.00 Series: Airman Airfighter Case: Stainless Steel Case 45 mm Case Thickness: 15 mm Dial Black/Red Crown: Screw down Bezel: Black PVD coated Stainless Steel, 24-hr scale Crystal: Anti-reflective sapphire Case Back: See through sapphire crystal, screw-down Band Material: Black leather with Red stitching Clasp: Pin Buckle Lug Width: 24 mm Strap Length: 9 in Operating Devices: Center Second hand, Start/Stop/Reset sliding actuator mechanism that activates the chronograph Subdials: 12-hr, 30-min, 60-sec Functions: Chronograph, Date, Hour, Minute, Seconds, 24 hour GMT Second Time Zone Movement: Automatic, GL 7754 Caliber, 25 Jewels, 28,800 A/h Additional Movement: Engraved ruthenium skeletanized airplane and decorated perl with visible screws in blue finish Power Reserve: 46 hrs Gender: Men's Luminous: Hands, indices Water Resistant: 20 ATM / 200 M Condition: Brand new Additional Information: New in Glycine box Origin: Made in Switzerland Established in Bienne, Switzerland in 1914, Glycine has maintained through the years a select line of timepieces, based on the strong foundations of the brand and reflecting their times.We stand for a combination of tradition and trend, for the classic art of watchmaking and modern design.Our rich assortment of exquisite mechanical watches, featuring outstanding large-diameter cases, has made its way around the world.As a pioneer in the field of world time watches since 1953, Glycine has continuously developed its AIRMAN line and today offers a smart selection of aviator watches to professionals and amateurs.Through the quality of our products and a reliable network of after-sale service, we at Glycine are continuing a ninety-year tradition of excellence in the art of watchmaking. See all Product Description