Selling this IWC Mark XVIII as a complete set, purchased from Hyde Park Jewelers in Scottsdale AZ on 2/28/2022 with extended warranty until 2/27/2030. It was serviced under warranty in December 2023 due to a “regulation issue.” Comes with IWC service case and box.

Reference IW327011 with 7 position microadjust bracelet will fit up to approximately 7-3/4” wrist. I believe it is missing 1 original bracelet link.

Running +1.8s/d as of last Toolwatch check with 0s/d steady dial-up on timegrapher and 300 amplitude.

Lug to lug is about 51mm (2”).

IWC Calibre 30110 with 42h reserve is based on ETA 2892-A2, made/tweaked to IWC specs.

Specs from IWC:

CASE

• Stainless steel case
• Diameter 40.0 mm
• Height 11.0 mm
• Screw in crown
• Water resistance 6.0 bar

MOVEMENT

• 30110 Calibre
• Automatic, self-winding
• 42 hours Power Reserve
• Frequency 28800.0 VPH (4.0 Hz)
• 163 Components
• 21 Jewels

FEATURES

• Central hacking seconds
• Sapphire glass, convex, antireflective coating on both sides
• Glass secured against displacement by drop in air pressure
• Date display
• Soft-iron inner case for protection against magnetic fields

DIAL

• Black dial with luminescence

STRAP

• Stainless steel bracelet
• Strap width 20.0 mm