Zenith Chronomaster Open 18k Rose Gold 2022 — Used Chronograph

El Primero 36000 vph High-End Watch — Collector's Chronograph

The Zenith Chronomaster Open embodies the contemporary evolution of an iconic concept born in 2003, reinterpreted in 2022 with unparalleled technical mastery. This 18k rose gold chronograph incorporates the legendary El Primero caliber, capable of measuring 1/10th of a second thanks to its revolutionary frequency of 36,000 vph. A perfectly preserved specimen of exceptional Swiss watchmaking, it combines transparent architectural design with uncompromising chronometric performance.

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Brand new / Excellent condition Zenith Chronomaster Open

This exceptional high-horology chronograph, introduced in 2022, reinterprets Zenith's iconic “Open” concept first launched in 2003. Crafted in 18k rose gold, it combines contemporary elegance with the brand's legendary high-frequency chronograph technology capable of measuring 1/10th of a second with remarkable precision.

Comes in excellent condition, fully inspected and perfectly functioning.

Includes original box and papers (if available) and warranty.

Zenith is a prestigious Swiss watchmaker renowned for its pioneering spirit in high-frequency chronograph movements. Best known for the legendary El Primero caliber, the brand has built a strong reputation for precision, innovation, and technical excellence in mechanical watchmaking.

Model: Chronomaster Open
Reference: 18.3300.3604
Brand: Zenith
Collection: Chronomaster

Homes:
Diameter: 39.5 mm
Thickness: 13.1 mm
Material: 18k rose gold (polished and satin-brushed finish)
Crystal: Domed sapphire crystal with double anti-reflective coating
Caseback: Sapphire exhibition caseback (showing star-shaped rotor and movement)
Water resistance: 100 m / 10 ATM

Dial:
Color: Silver sunburst dial
Signature “Open” design with aperture between 9 and 11 o’clock revealing the escapement
Transparent hesalite-style gray sub-segment for small seconds integration
Iconic tri-color chronograph counters:
Blue 60-second counter at 3 o'clock
Anthracite 60-minute counter at 6 o'clock
Rose gold applied hands and indexes with Super-LumiNova

Movement: Zenith El Primero 3604
Type: Automatic high-frequency chronograph
Frequency: 36,000 vph (5 Hz)
Precision: measures 1/10th of a second (10-second full chronograph sweep)
Column wheel chronograph architecture
Silicon escapement components (anti-magnetic, low friction)
Power reserve: approx. 60 hours

Bracelet:
Material: Matte dark blue alligator leather strap with rubber lining
Clasp: 18k rose gold pin buckle, engraved with Zenith's star logo, offering a more classic, lightweight and elegant alternative to a folding clasp

Shipping:
Secure and insured worldwide shipping
Carefully packaged for maximum protection
Dispatch from Switzerland / EU shipping available
Please check your local customs regulations for international orders.