Used Zenith El Primero 410 Triple Calendar Moonphase 42mm 03.2091.410

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Condition: Excellent / Pre-owned (Grade B) — A sophisticated mechanical marvel for the serious collector. Professionally inspected and running with exceptional precision. The case and bezel show minor signs of previous appreciation through light scratches and scuffs, which add to the authentic character of this modern classic.

The Zenith El Primero 410 (Ref. 03.2091.410/01.C494) is a masterpiece of horological complication, celebrating the legendary high-beat movement that changed the world in 1969. This rare reference integrates a full triple calendar (day, date, and month) and a poetic moonphase indicator into the iconic El Primero chronograph caliber. Housed in a contemporary 42mm stainless steel case, the sunray silver-white dial offers a perfect balance of vintage heritage and modern luxury. The 36,000 vibrations per hour (vph) high-frequency movement ensures the smooth sweeping of the chronograph second hand, a hallmark of Zenith’s engineering prowess.

Mechanically, this timepiece is in superb health. Our master watchmakers have verified its performance on a timegrapher, showing a reliable +6 seconds per day accuracy with a powerful 275 amplitude. This indicates the movement is functioning efficiently with no immediate need for service. While the original leather strap displays moderate signs of use, it remains supple and retains the original Zenith steel buckle. The sapphire crystal is pristine, ensuring an unobstructed view of the complex dial. This model is more than a watch; it is a piece of history that remains one of the most balanced "grand complications" in Zenith’s storied catalog.

For the discerning gentleman, the El Primero 410 offers an incredible value proposition. Acquiring a triple calendar moonphase from a top-tier Swiss manufacture at this price point is a strategic move for any investment-minded enthusiast. This unit is presented as a complete set with its genuine presentation boxes and the original warranty card, making it a highly desirable addition to any collection. Whether worn as a professional dress watch or a weekend statement piece, its versatility and mechanical pedigree are unmatched. Experience the relentless precision and timeless elegance of the El Primero 410 today.

🔍 Condition Assessment

• Overall: Excellent (Grade B — Authentic Pre-owned)
• Crystal: Pristine sapphire glass; no visible scratches.
• Case / Bezel: Displays light surface scratches and scuffs consistent with authentic previous use. No major dents.
• Bracelet (Leather): Genuine leather strap shows moderate signs of wear and creasing; genuine Zenith buckle remains secure.
• Dial / Hands: Dial is beautiful and clean; hands show very minor surface marks visible only under close magnification.
• Movement: Excellent performance (+6s/day, 275 amplitude, 0.1ms beat error).

📋 Specifications

• Brand: Zenith
• Model: El Primero 410 Triple Calendar Moonphase
• Reference: 03.2091.410/01.C494
• Movement: Automatic (High-beat 36,000 VpH Calibre 410)
• Dial: White with Silver-tone markers
• Case Size: 42mm
• Water Resistance: 50 Meters (5 ATM)
• Origin: Switzerland

📦 What's Included

• Genuine Zenith outer box & inner box
• International Warranty card
• Instructional booklet
• Original Push pin (for calendar adjustment)

All watches are inspected by professional watchmakers before shipment. This Zenith El Primero 410 is guaranteed authentic and has been meticulously tested to ensure it arrives in peak mechanical condition. Securely packaged and shipped with full insurance.