Stainless steel case with a black leather strap. Fixed stainless steel bezel. Black dial with luminous red hands and Arabic numeral hour markers. Minute markers around the outer rim. Pointer date and day of the week around inner rings. Dial Type: Analog. Luminescent hands and markersAutomatic movement. Scratch resistant sapphire crystal. Solid case back. Case diameter: 40 mm. Case thickness: 11.5 mm. Round case shape. Band width: 20 mm. Tang clasp. Water resistant at 100 meters / 330 feet. Functions: date, day, hour, minute, second. Casual watch style. Watch label: Swiss Made. Item Variations: 623 10 51 L01, 623-10-51 L01, 623/10/51 L01, 6231051 L01. Fortis Spacematic Counterrotation Automatic Black Dial Black LEather Mens Watch 623.10.51 L01.