IWC Ingenieur IW381701 Perpetual 45mm

The Ingenieur Perpetual Calendar Digital Date-Month Is The Flagship Of The Ingenieur Family. The Design Is Inspired By The Very First Ingenieur Models And Features A Simple Round Case And Polished Bezel. The Perpetual Calendar With Large Digital Date And Month Displays, Which Can Be Easily Set Using The Crown, Recognizes The Different Lengths Of The Months And Takes Into Account The Leap Day Every 4 Years. The Iwc-Manufactured 89801-Calibre Movement Also Features A Chronograph Function. This Timepiece Has A 45-Millimetre Case Made From 18-Carat 5n Gold, A Silver-Plated Dial, Black Hands And A Black Alligator Leather Strap, And Is Limited To 100 Watches.

Case

18 Ct 5n Gold Case

Diameter 45.0 Mm

Height 17.3 Mm

Screw In Crown

See-Through Sapphire Glass Back

Water Resistance 12 Bar

Movement

89801 Calibre

Iwc-Manufactured Movement

Automatic, Self-Winding

68 Hours Power Reserve

Frequency 28800.0 Vph (4.0 Hz)

474 Components

51 Jewels

Côtes De Genève, Perlage

Features

Perpetual Calendar With Large Double-Digit Displays For Date And Month And Leap Year Display

Chronograph Function With Hours, Minutes And Seconds

Hour And Minute Counters Combined In A Totalizer At 12 O’clock

Flyback Function

Sapphire Glass, Convex, Antireflective Coating On Both Sides

Rotor In 18-Carat 5n Gold

Small Hacking Seconds

Limited To 100 Pieces

Dial

Silver-Plated Dial With Luminescence

Strap

Black Alligator Leather Strap

Strap Width 22 Mm