Movement & Specifications Case Material AISI 316L Polished Steel Belt Material Beige 27/22.0 Standard Dial color black Case Size 45mm waterproofing 100m machine Hand winding In-house calibre P.6000 Other features Power reserve 3 days 19 jewels, frequency 21,600 times/hour Incabloc(R) Seismic Mechanism Case back: Screw-down, steel Dial: Luminous Arabic numerals and hour indexes Detachable wire loop strap attachment (Patented by Panerai)