Vacheron Constantin Calibre 5300 Automatic movement (28800 vph), 31 Jewels, 128 parts, approx. 44-hour power reserve. Silver-tone stainless steel case with fixed silver-tone bezel and matching bracelet secured by a Butterfly clasp. Blue dial features analog functions, silver-tone hands, index hour markers, minute markers on the outer rim, Luminescent material for hours and minutes, small seconds subdial visible through sapphire crystal (scratch resistant) at 150 meters water resistance / 500 feet depth. Round case size: 37 mm diameter, thickness: 11.13 mm. Transparent see-through case back. Watch label: Swiss Made.