This refined IWC dress watch is a standout example of mid-century Swiss elegance, featuring a slender 34mm stainless steel case and a timeless silver sunburst dial. Powered by the manual wind Calibre 403, the watch offers IWC’s signature understated design and mechanical reliability. Its minimally adorned dial, distinguished by slim baton markers and hands, is complemented by an attractive stainless steel mesh bracelet, making it ideal for both formal occasions and understated everyday wear. This piece, presented in stunning condition with only the smallest marks on the dial, is a superb addition for any collector seeking a classic time-only IWC that captures the brand’s heritage of subtle sophistication. Brand: IWC (International Watch Co., Schaffhausen) Reference Number: 2401 Serial Number: 2182693 (case), 2160043 (movement) Movement: IWC Calibre 403, manual wind Dial: Silver sunburst, applied baton indexes, original slim hands Case Size: 34mm (excluding the crown) Case Material: Stainless steel Production Year: 1965 Condition: Stunning condition with only the smallest marks on the dial; performs at approximately +45-47 s/d with a strong amplitude Dial and Hands The original silver sunburst dial is exceptionally well preserved, showing crisp printing and beautifully aged indices. Only the smallest marks are visible on the dial under close inspection. Slim baton hands complete the minimalist look, all retaining original finishes with no signs of corrosion or notable wear. Case and Crystal The 34mm stainless steel case remains sharp with only minor surface marks consistent with careful storage and wear. Lugs are full and evenly proportioned. The acrylic crystal is clear, showing no distracting scratches or chips. Movement Powered by the reliable IWC Calibre 403 manual wind movement. Serial 2160043. The movement is currently running and performing at approximately +60-62 seconds per day with strong amplitude. Strap Fitted with a period-correct stainless steel mesh bracelet that comfortably fits up to an 18cm wrist. The clasp is signed and functions crisply. Condition Stunning vintage condition overall, with only the smallest marks on the dial. Minimal evidence of wear; dial and case remain superbly well preserved. Watch is running within vintage tolerances (+45-47 s/d) with robust amplitude. Dimensions Case diameter: 34mm (excluding crown) Lug-to-lug: 39mm Case thickness: 8mm Bracelet fits wrists up to 18cm Remarks This example captures IWC’s celebrated taste for timeless understatement with a manual wind execution and outstanding vintage condition. An elegant, versatile piece—ready for any collection. History IWC (International Watch Company) of Schaffhausen stands as one of Switzerland’s most revered maisons, admired for producing precision movements and clean, dignified wristwatches. The Calibre 403 era is especially renowned for balancing technical innovation with classic dress watch proportions—hallmarks that remain desirable among collectors and enthusiasts today. This particular example, dating precisely to 1965 based on the movement and case serials, represents the golden age of IWC design and craftsmanship. Payment and Shipping Payment must be completed within 1-3 days after purchase. The watch will be securely packaged and shipped with tracking and insurance for your peace of mind. Please review the pictures carefully before bidding. I strive to showcase the watch from multiple angles for an accurate representation. As with all vintage watches, water resistance is not guaranteed. The watch will be delivered in fully functional working condition. If you have any questions, feel free to contact me after the auction ends. / Vintage Watches DK SKU: IWCQ730UR0000