This replica Mark IW327004 blue is the Le Petit Prince edition of the Mark XVIII, identified by its midnight blue sunburst dial that references Antoine de Saint-Exupery’s novella. IWC has maintained a long partnership with the Saint-Exupery estate, and the Le Petit Prince editions rank among the most sought-after variants in the Pilot’s Watch catalog. The IW327004 pairs that signature blue dial with a 40mm stainless steel case and a brown calfskin strap, creating a dress-meets-pilot combination that works in a cockpit or behind a desk.

Case & Movement Specs

• Case diameter: 40mm
• Case material: stainless steel
• Dial: midnight blue sunburst finish
• Crystal: sapphire with anti-reflective coating on inner surface
• Strap: brown calfskin leather
• Movement: automatic
• Functions: hours, minutes, seconds, date at 3 o’clock

The 40mm case follows the iwc mark xviii lineage established by previous generations going back to the military Mark XI of 1948. The XVIII retains core elements like the triangle-at-12 index and the clean three-hand layout that define pilot watches from this manufacture.

Caliber Breakdown

The automatic movement provides a soft-iron inner case for magnetic resistance, a feature carried through multiple Mark generations as standard pilot watch equipment. The date window sits at 3 o’clock with a white surround that contrasts against the blue dial. Le Petit Prince editions typically pair blue dials with brown leather straps, and the IW327004 follows this formula precisely. For the standard black-dial alternative, the IW327003 brown dial variant offers the same 40mm case and movement without the Le Petit Prince theming. Explore the full Mark collection to compare the XVIII against the newer Mark XX generation.

How It Compares

The Le Petit Prince editions carry a premium over standard Mark XVIII references because of the partnership branding and the distinctive midnight blue dial. That sunburst finish shifts between dark navy and lighter blue depending on light angle, giving the dial more visual depth than the matte black standard version. For buyers choosing between Mark XVIII variants, the IW327004 offers both the literary partnership narrative and a more expressive dial. This replica Mark IW327004 blue delivers the Le Petit Prince aesthetic in the Mark XVIII’s proven 40mm pilot watch format.