Portofino Automatic Moon Phase 37 White Gold / Diamond / Black

Ref. IW4590-04

The IWC Portofino Automatic Moon Phase 37 was introduced in 2014. It marked the return of the moonphase display to the Portofino collection, which had been absent since the discontinuation of the Vintage Collection Portofino. Reference IW459004 has a white gold case set with a total of 90 diamonds.

Release year

2014

Case diameter

37 mm

Thickness

11 mm

Water resistance

30 m

Case material

White Gold

Crystal

Sapphire

Dial

Black

Movement

IWC caliber 35800

Movement type

Automatic

Display

Analog

Power reserve

42 h

Frequency

28800 vph

Jewels

25

Movement diameter

25.6 mm

Complications

Hours, Minutes, Moonphase, Seconds