Brand New Authentic Omega De Ville Prestige Co-Axial 39.5mm Blue Dial Leather Strap Men’s Watch Model 424.13.40.20.03.002. Stainless Steel case with Black Alligator Leather strap. Tang clasp. Fixed bezel. Dial description: Silver Tone Hands With Alternating Roman Numerals and Circle Hour Markers on a Blue dial. Automatic-Chronometer movement. Powered by Omega Calibre 2500 engine with 48 hours power reserve. Watch functions: Date, Hour, Minute, Second. Pull/Push crown. Scratch Resistant Sapphire crystal. Round case shape. Case size: 39mm. Solid case back. 30 Meters – 100 Feet water resistant. 5 year WatchMaxx warranty. Also known as model: 42413402003002, 424-13-40-20-03-002, O42413402003002.