Unworn, Zenith Pilot Big Date Flyback, Ref#49.4000.3652/21.I001, box and papers

The Zenith Pilot Big Date Flyback 49.4000.3652/21.I001 is a striking modern interpretation of Zenith’s iconic pilot’s chronograph, crafted for both aviation enthusiasts and discerning collectors. Presented in a robust 42.5 mm black microblasted ceramic case with an oversized crown and an expressive black corrugated dial, this timepiece ensures exceptional legibility thanks to large luminescent Arabic numerals and bold hands. At its heart beats the El Primero 3652 high-frequency automatic calibre, a cutting-edge movement offering a precision chronograph with flyback functionality and a prominent big date display, marrying historical pilot watch DNA with contemporary performance. Built for versatility, this model comes with interchangeable black and khaki cordura-effect rubber straps, enhancing its adventurous appeal while providing comfort and adaptability for every setting. With a 60-hour power reserve and 100 m water resistance, the Pilot Big Date Flyback is ready for any journey. The watch is unworn in like-new condition, comes with box and papers, and includes warranty documents dated — perfect for the most exacting collector.

Technical Data:
Movement:
• Zenith El Primero 3652 automatic high-frequency calibre
• Chronograph with flyback function and large date display
• Approx. 60-hour power reserve
• Hours, minutes, small seconds, chronograph functions

Case:
• 42.5 mm black microblasted ceramic case with fixed ceramic bezel
• Oversized crown for enhanced grip
• Sapphire crystal with anti-reflective coating
• Water resistance: 100 m / 10 ATM

Dimensions:
• Case diameter: 42.5 mm
• Case thickness: approx. 14.25 mm
• Lug width: ~22 mm

Strap:
• Interchangeable black cordura-effect rubber strap
• Khaki cordura-effect rubber strap included
• Folding clasp for secure and comfortable wear

All Pre-Owned Rolex watches are guaranteed to be 100% genuine and certified authentic. Certificates are issued by Watch CSA, the industry's leading independent authority on watch authentication.

All orders are prepared and fulfilled only after payment has been received and fully processed. Once confirmed, orders are typically shipped within 1–3 business days (for models that require sourcing, this timeframe might be longer).

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We offer a 3-day return period on eligible watches, starting from the date of delivery. To qualify, the watch must be returned in the same condition as received—unworn, unaltered, and with all original packaging, tags, and accessories included.

All returns must be approved in advance. Once received and inspected, refunds are processed promptly back to the original payment method.

For full details on eligibility, conditions, and the return process, please refer to our Return Policy.