Brand IWC Model Portofino Chronograph Reference number IW391007 Movement Automatic Case material Steel Bracelet material Leather Year of production 2019 Condition Worn with little to no signs of wear Scope of delivery Original box, original papers Gender Men's watch/Unisex Availability Item needs to be procured Movement Automatic Power reserve 44 h Number of jewels 25 Case material Steel Case diameter 42 mm Water resistance 3 ATM Length Watch Band 21 cm Bezel material Steel Crystal Sapphire crystal Dial Silver Dial numerals No numerals Bracelet/strap Bracelet material Leather Crocodile skin Bracelet color Brown Clasp Buckle Clasp material Steel