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The Zenith Chronomaster Open is a stainless steel wristwatch with a silver bracelet, open gears on the left, blue and gray subdials, two side pushers, and an El Primero high-frequency chronograph movement for precise timekeeping.
The Zenith Chronomaster Open is a stainless steel wristwatch with a silver bracelet, open gears on the left, blue and gray subdials, two side pushers, and an El Primero high-frequency chronograph movement for precise timekeeping.

Zenith Chronomaster Open

03.3300.3604/69.M3300 39.5 mm
View Specs
Regular price $10,700
Starting at /mo or 0% APR with Affirm .
Authorized Luxury Retailer
Rolex green flag outside the Watches of Switzerland store with cream columns and large windows.

Renowned for expertise in luxury watch retail, Watches of Switzerland embodies the highest standards of craftsmanship and service. With a history dating back to the 1700s, the company offers a curated selection of premier timepieces and commits to excellence in customer experience grounded in a legacy of trust and industry proficiency.

Authorized Luxury Retailer

Authorized Luxury Retailer

We are an authorized retailer for over 80 luxury watch brands.
Free Expedited Delivery
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Free Expedited Delivery on Orders $100 and Up (Estimated 1-3 Days)

Our secure shipping service operates Monday through Saturday, from 8:00 a.m. to 6:00 p.m. For security reasons, an adult signature is required for every delivery. Watches of Switzerland does not deliver to P.O. boxes or third-party forwarding services. For more information about delivery, click here. Tracking information will be made available upon shipping.

$15 Flat Fee on Orders Under $100 (Estimated 1 - 2 weeks)

Monday through Saturday, from 8:00 a.m. to 6:00 p.m. For more information about delivery, click here. Tracking information will be made available upon shipping.

If you have any questions or concerns regarding your order, please contact the Watches of Switzerland Client Services

Free Expedited Delivery

Free Expedited Delivery

We offer free, expedited delivery on all orders over $100.
Simple Easy Returns
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Our commitment to you does not end at delivery. We offer the following return services to make your experience as pleasant as possible.

10-Day Returns For Timepieces:

Timepieces purchased online can be returned or exchanged within 10 days from when they are shipped or collected.

30-Day Returns For All Other Purchases:

All other online purchases can be returned or exchanged within 30 days from when they are shipped or collected.

On presentation of the original receipt, your purchases may be returned or exchanged at any of our store locations. Alternatively, you may elect shipping to our facility with all the original paperwork. All refunds must be credited to the same tender used for the original purchase. To return the online purchases through secure shipping service, please contact our client service team who will provide you the shipping label.

All returns or exchanges must be in new, unworn condition, with no scratches or markings, not sized or adjusted and in their original packaging and with warranty cards / certificated and instruction booklets.

Simple Easy Returns

Simple Easy Returns

Purchase with confidence with our simple, free return policy.

Details

Offering a view of the beating heart of the El Primero Presented in a sleek 39.5mm steel case White dial with three counters Measures and displays elapsed time with 1/10th of a second precision Driven with precision by the iconic El Primero 3604 movement REVEALING THE BEATING HEART WITHIN Bridging the past and present, the Chronomaster collection embodies the brand’s mastery of automatic, high frequency chronograph movement and the unique design language established over the course of 50 years. The Chronomaster Open exposes the beating heart of the El Primero movement in an unexpected way. A UNIQUE AESTHETIC Revealing the iconic movement hard at work within, this striking model features an open base plate and bridges, as well as an escape wheel and pallet lever crafted in lubricant-free silicone. Housed within a sleek 39.5mm steel case, the white dial makes a bold statement with three counters - a 60-minute counter at 6 o’clock, 60-second counter at 3 o’clock, and transparent counter for the running seconds. This high performance timepiece is accurate to 1/10th of a second and offers a 60-hour power reserve. An integrated steel bracelet adds to the sleek, contemporary aesthetic.

General

Condition

New

Brand

Zenith

Reference

03.3300.3604/69.M3300

Product Code

17640909

Power Reserve

60 Hours Approx

Features

Deployment clasp
Automatic movement
Waterproof

Case

Case Size

39.5 mm

Case Depth

13.5 mm

Case Shape

Round

Case Material

Steel

Bezel Material

Steel

Bezel Color

Silver

Crystal

Sapphire

Dial

Dial Color

White

Dial Texture

Plain

Dial Markers

Baton

Stone Set

No

Movement

Type

Auto

In-house Movement

Yes

Bracelet

Type

Bracelet

Stone Set

No

Buckle

Deployment