Movement & Specifications Case Material AISI 316L Brushed Steel Belt Material Calf Ponte Vecchio Black, Ecru Stitching, 22/20.0 Standard Dial color black Case Size 42mm waterproofing 100m machine Automatic In-house calibre P.9010 Other features Power reserve 3 days 31 jewels, frequency 28,800 times per hour Incabloc(R) Seismic Mechanism Function: Hour, Minute, Second, Date Case Back: Screw, Brushed Steel Dial: Black with luminous Arabic numerals and hour indexes. Date at 3 o’clock, small seconds at 9 o’clock