Brand New Authentic Hamilton Boulton Mechanical Blue Dial Blue Leather Strap Men's Watch Model H13519641. Stainless Steel Case with Blue Alligator Leather strap. Tang clasp. Dial description: Silver tone hands and Roman Numeral hour markers with minute markers around the outer rim on a Blue dial. Manual Winding movement. Powered by Hamilton Caliber H-50 engine. Watch functions: Hour, Minute, Second. Scratch Resistant Sapphire crystal. Rectangle case shape. Case size: 31.1mm x 27.3mm. Solid case back. 50 Meters - 165 Feet water resistant. 2 year WatchMaxx warranty.