IWC Portofino Hand-Wound Eight Days Watch - 45.0 mm Stainless Steel Case - Slate-Grey Dial - Grey Suede Strap - IW510115 Star marking this watch as a

marking this watch as a true masterpiece

800 vibrations per hour (4 Hz)

this iteration lends an elevated sensibility to the Black Bay line

00 mm steel and red gold case

IWC Portofino Hand-Wound Eight Days Watch - 45.0 mm Stainless Steel Case - Slate-Grey Dial - Grey Suede Strap - IW510115 Star marking this watch as a45. 0 mm stainless steel case, 11. 7 mm thick, see through sapphire glass back, arched edge sapphire glass crystal with antireflective coating on both sides, slate grey dial, calibre 59210 movement with date, hours, minutes, small seconds, power reserve indicator, approximately 192 hours of power reserve, grey suede strap. Water resistant to 3 bar.