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 Case: 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 grey 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.