An incredibly elegant blend of mid-century dress aesthetics and modern sports timing. This 42mm stainless steel chronograph features a deep black dial with an intuitive day-date complication. It comes mounted on an authentic black IWC alligator leather strap paired with the original IWC-signed stainless steel tang buckle.

Condition: Bezel: Highly polished fixed steel bezel is in excellent condition with minor, superficial hairlines visible under direct lighting, consistent with light, careful wear. No deep nicks or gouges. Crystal & AR Coating: The convex sapphire crystal is completely clean. The dual-sided anti-reflective (AR) coating is fully intact Case & Lugs: The polished slab case flanks and distinctive contoured lugs are crisp and free of notable cosmetic blemishes. The case back retains sharp engravings and clean tool slots.

Authenticity & Movement Health: Movement is the IWC Calibre 75320 (robust automatic chronograph movement built on a premium architecture). Verified for authenticity and performance: • Matching Serials: The serial number engraved on the case back matches internal movement serialization perfectly, ensuring 100% factory originality. • Beat Rate: Timegrapher confirms a rock-solid operational frequency of 28,800 VPH (4Hz), correct for this calibre. • Performance: Dialed in beautifully on the Weishi 1900. It demonstrates an incredibly clean, flat trace line with a 0.0ms beat error, showing no signs of escapement asymmetry or pallet fork issues. • Health: Healthy amplitude at 302° indicates excellent mainspring power delivery and clean lubrication. Running consistently at an stable +9s/d with zero signs of magnetism or regulation instability.

Specs: • Size: 42.0mm diameter | 13.6mm thickness | 21mm lug width • Movement: Calibre 75320 automatic chronograph (25 jewels, day-date complication) • Depth: 30 meters (3 BAR) • Power reserve: Approx. 44 hours • Includes: Watch only