18kt yellow gold case with a black alligator leather strap. Fixed 18kt yellow gold bezel. White dial with black hands and Roman numeral hour markers. Dial Type: Analog. Automatic movement. Caliber 2120 engine. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Case diameter: 33 mm. Case thickness: 6.25 mm. Round case shape. Tang clasp. Functions: hour, minute. Luxury watch style. Watch label: Swiss Made. Audemars Piguet Classic Round Thin White Dial Unisex Watch 14538BA.OO.A001CR.03.