2025 Zenith El Primero Chronomaster Open Men’s Watch – 03.3300.3604/69.M3300

Open-Heart Zenith Chronomaster – Sophisticated, Style, Precision!

The Zenith Chronomaster Open 03.3300.3604/69.M3300 brings high-performance horology to the forefront with a perfect blend of iconic design and cutting-edge movement. The silver-toned dial is both bold and elegant, featuring Zenith’s legendary tricolor chronograph registers and an open aperture at 9 o’clock, offering a clear view of the beating El Primero 3604 movement inside. Housed in a well-proportioned 39.5mm stainless steel case with an integrated bracelet, this timepiece is a masterclass in technical craftsmanship and everyday versatility.

Key Features & Specifications
· Model: Chronomaster Open

· Reference: 03.3300.3604/69.M3300

· Case Size: 39.5mm

· Case Material: Stainless Steel

· Bezel: Fixed, polished stainless steel

· Case Thickness: Approx. 13.1mm

· Dial: Silver-toned with tricolor chronograph sub-dials and open aperture at 9 o’clock

· Movement: Zenith El Primero Caliber 3604 – automatic, high-frequency (5Hz)

· Number of Jewels: 35

· Power Reserve: Approx. 60 hours

· Functions: Hours, minutes, small seconds, 1/10th second chronograph, open balance wheel display

· Crystal: Scratch Resistant, Anti-Reflective Sapphire

· Strap: Integrated stainless-steel bracelet

· Clasp: Stainless steel folding clasp

· Water Resistance: 100 meters / 10 ATM

· Box & Papers: Includes original box, warranty card, polishing cloth and manual

DELIVERY CONTENTS

Watch is New and Unworn

Original Zenith Outer Box

Original Zenith Inner Display Box w/travel case

Manuals/Booklet

Polishing Cloth

Zenith Warranty Card and holder

CONDITION

Watch is New and Unworn, bracelet still wrapped in factory plastic. All functions are working properly and keeping accurate time on timegrapher. Serial numbers are obscured in photos for privacy reasons. All photos are taken by our in-house photographer of the actual item and is the best visual description of the condition we can provide. We do not use any stock photos. Please refer to the photos closely for condition. If you need additional photos or have any questions, please feel free to contact us.

AUTHENTICITY

We fully stand behind and guarantee that all our pieces are 100% authentic. For your extra peace of mind, all our pieces are backed by eBay’s Authenticity Guarantee. Each piece is inspected by an independent expert before you receive it, so you can buy in complete confidence that it is authentic and just as we have explained in our listing.

SHIPPING TERMS

All domestic shipments have a 2-day handling time and are shipped using Fed Ex 2 Day Service. All shipments are fully insured, and tracking numbers provided. For International Shipping please contact us directly for assistance to your destination.

RETURNS

Returns accepted for 14 days from purchase. Buyer responsible for any return shipping costs and must be in the exact condition they were delivered with all boxes, manuals and paperwork included.

WARRANTY INFORMATION

Adrenaline Timepieces is not a dealer nor affiliated with any of the brands that we sell. All items are considered as pre-owned. Any warranty provided is the remaining factory warranty if still valid.

ABOUT THE SELLER

I am an avid watch collector and love anything and everything about luxury timepieces. I am 100% committed to providing you with an exceptional timepiece at a reasonable price backed by my 5 Star customer service. I am happy to answer any questions about the watch you might have. Just reach out to me via messages.

I have many references in the watch world and am happy to provide them as needed.

I specialize in delivering exceptional timepieces with professional 5 Star service to match!