Zenith El Primero Chronomaster (Ref. 02.0240.410/01), 2000

Dealer description — Huntington Company

History and Significance The El Primero is one of those movements that almost every collector encounters at some point, yet few fully appreciate until they own one. Introduced in 1969, it was among the first integrated automatic chronograph movements ever produced and quickly distinguished itself with its 36,000 vibrations per hour beat rate. That higher frequency wasn't simply an engineering exercise. It allowed for greater precision while establishing the El Primero as one of the most technically accomplished chronographs of its era. Its reputation only grew over time. When Rolex sought an automatic chronograph movement for the Daytona in the late 1980s, it turned to Zenith rather than developing its own. That decision cemented the El Primero's place in modern watchmaking history and introduced an entirely new generation of collectors to Zenith's engineering. Writer’s Thoughts The Zenith El Primero Chronomaster, ref. 02.0240.410/01, has always struck us as one of the smartest buys in vintage and neo-vintage collecting. The movement alone is significant enough to justify the watch, but Zenith didn't stop there. The complete calendar, moonphase, and beautifully executed display back make this feel like a watch that should cost considerably more than it does. If you're looking for a complicated chronograph with real historical importance, it's hard to argue against the value offered here. Our Promise Every watch is thoroughly vetted, carefully described with complete transparency, and guaranteed authentic. Each piece is offered in honest condition, ensuring collectors receive a timepiece that reflects both originality and integrity. Specifications Brand: Zenith Model: El Primero Chronomaster (Ref. 02.0240.410/01) Year: Circa 2000 Case Material: Stainless steel Case Size: 40mm Dial: Silver with complete calendar, moonphase, and chronograph registers Movement: Automatic Strap/Bracelet: Original stainless steel bracelet Buckle/Clasp: Original Zenith folding clasp Contents: Original papers and original bracelet Condition Case: The stainless steel case remains in excellent overall condition with crisp lug definition and well-preserved factory finishing. Light signs of careful wear are present but the watch retains excellent proportions. Dial: The original silver dial is exceptionally clean with crisp printing, vibrant blued accents, and beautifully preserved calendar and moonphase displays. Hands: The original blued hands remain in excellent condition with rich coloration and no notable oxidation. Crystal: Clean overall with no noticeable signs of wear or distracting imperfections. Strap/Bracelet: The original Zenith bracelet remains in excellent condition with light wear consistent with age and very little stretch. Buckle/Clasp: The original Zenith folding clasp remains in excellent condition and operates exactly as intended.