Offered is a Zenith Chronomaster T El Primero reference 17.0240.410/01.C495 in Very Good Pre-Owned condition , with box and papers , mounted on a brown alligator leather strap .

The Chronomaster T is a masterclass in classical watchmaking, combining a high-frequency chronograph with a triple calendar and moonphase. Encased in 18k rose gold , this 40mm timepiece features a silver guilloché dial that provides a rich, tactile depth. The layout is perfectly balanced, adhering to the traditional aesthetic that defined the pinnacle of late-century luxury sports-chic design.

At its heart lies the legendary Calibre 410 , a variant of the first integrated automatic chronograph movement ever produced. Beating at 36,000 vibrations per hour , it allows for precision measurement to the tenth of a second. The high-beat rate, coupled with the intricate moonphase and triple calendar complications, makes this reference a cornerstone for any serious collector of historic chronographs.

SERVICE HIGHLIGHT: This timepiece underwent a comprehensive mechanical overhaul by the renowned restoration house Bennison in March 2026 . This ensures the movement is operating at peak chronometric performance and provides the next owner with peace of mind regarding the longevity and accuracy of this complex triple-calendar complication.

Details:
- Brand: Zenith
- Model: Chronomaster T El Primero
- Reference: 17.0240.410/01.C495
- Case: 18k Rose Gold (40 mm)
- Dial: Silver Guilloché
- Movement: Calibre 410 (High-Beat Automatic Chronograph)
- Service: Bennison (March 2026)
- Functions: Chronograph, Day, Date, Month, Moonphase
- Strap: Brown Alligator Leather

Condition:
- Very Good Pre-Owned condition
- Fully functional
- Professionally serviced by Bennison (03/2026)

Included:
- Box and Papers
- Brown Alligator Leather Strap

The Purchase Experience:
Integrity First: We operate with transparency and discipline, focusing on accurate descriptions and straightforward transactions.
Family Operated: A small, dedicated team focused on human connections, not volume.
Visual Transparency: We utilize a strong macro lens for photography. This may cause minor dust or hairlines to appear more pronounced than they are in person.
Shipping: We ship fully insured with package tracking.
Questions: We take an advisor-first approach and are happy to help determine if this watch is the right fit for your collection.