IWC Portugieser Automatic

REFERENCE: IW500701
CASE MATERIAL: 18-carat red gold
BRACELET/STRAP: dark brown alligator leather strap
DIAL COLOUR: silver-plated
JEWELS: 31
CALIBRE: 52010
Mechanical movement
Pellaton automatic winding
IWC-manufactured 52010 calibre
7-day power reserve when fully wound
Power reserve display
Date display
Small hacking seconds at 9 o’clock
Glucydur®* beryllium alloy indexless balance with high-precision adjustment screws on balance rim
Breguet spring
Rotor with 18-carat gold medallion
Sapphire glass, convex, antireflective coating on both sides
See-through sapphire-glass back
Water-resistant 3 bar
Case height 14.5 mm
Diameter 42.3 mm