IWC Schaffhausen Ingenieur Constant Force Tourbillon (Ref. IW590002)

Swiss luxury watch maker IWC Schaffhausen updates its Ingenieur line with a new model equipped with two exceptional complications: a tourbillon with integrated constant-force mechanism at 6’o clock and Double moon phases for the northern and southern hemispheres at 2’o clock. Produced in limited edition of 50 pieces, the Ingenieur Constant Force Tourbillon comes in an 18-carat red gold and ceramic case with black dial; black alligator leather strap and pin buckle in 18-carat red gold.

The 46 mm case has a water resistance up to 120 meters. It is fitted with a screw-in crown at 3’o clock and transparent sapphire-glass at case back. Inside beats IWC-manufactured calibre 94800, a 43 jewels hand wound movement that can provide a power reserve up to 4 days.

Technical details
Ingenieur Constant-Force Tourbillon Ref. IW590002

Power reserve display
High-precision moon phase display
Double moon phases for the northern and southern hemispheres
Countdown display showing phases until next full moon
Tourbillon with integrated constant-force mechanism

IWC-manufactured calibre 94800
Mechanical hand-wound movement
Frequency: 18,000 A/h / 2.5 Hz
Jewels: 43
Power reserve: 96 h
Glucydur® beryllium alloy balance with high-precision adjustment cam on balance arms

Case, dial and strap
Case in 18-carat red gold and ceramic
Diameter: 46 mm
Case height: 14 mm
Screw-in crown
See-through sapphire-glass back
Glass: sapphire, flat, antireflective coating on both sides
Water-resistant: 12 bar
Black dial
Black alligator leather strap, pin buckle in 18-carat red gold

Limited edition of 50 watches

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