This watch is also known as:
49140/423A-8886 , 49140/423A , 49140 .
Case: steel; 40 x 12.35 mm (excl. lugs & crown); sapphire crystal; shaped bezel, fixed inside by 8 screws; screw-down steel crown, with triple gasket and case protected; screw-down steel push buttons; case back attached by 8 screws, with "Overseas" windjammer embossed medallion. Water-resistant to 150 meters. Dial: black; applied faceted and polished baton markers and logo; luminescent dots on the printed minute track; luminescent polished baton hands. Indications: minute counter at 3; small seconds at 6; hour counter at 9; large date window at 12; chronograph sweep second hand.