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RANGE

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ECCENTRIC BY DESIGN.

BUILT FOR A REASON.

The FROG300 GMT was created around a simple idea: a professional tool watch does not have to look, feel or behave like everything else in its category.

Its eccentric architecture, inner-side crowns and unmistakable proportions give it an identity of its own — but nothing is there simply to attract attention.

Function comes first. Form responds.

The result is a serious mechanical tool watch with genuine all-terrain capability, built for those who choose their own path.

 

Not for everyone. Never intended to be.

45 MM. ENGINEERED  AROUND 

THE WRIST.

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A large tool watch does not have to feel like one.

The FROG300 was designed around the wrist from the very first sketch. Its eccentric 45 mm case places both crowns on the inner side, away from the hand, while its compact 44 mm lug-to-lug dimension keeps the watch remarkably contained.

Proportions, ergonomics and contact points were considered as seriously as water resistance or mechanical performance.

Because genuine comfort is not a luxury in a tool watch. It is part of the function.

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DEPTH RAINBOW

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BLACK EDITION

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TRAVEL. DIVE. BE READY.

Every FROG300 GMT combines three functions conceived for real-world use: a True GMT mechanical caliber, an internal unidirectional Dive Time bezel operated by its dedicated crown, and ID+SYS™, our removable emergency-information system.

Different functions. Different environments.

One purpose: usefulness. 

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...Wear the Extraordinary

OX® LIMITED IN PRODUCTION RANGE

We were born to make only a select few truly happy each year.That’s the price—and the privilege—of doing things the right way: meticulously, one by one, with absolute control. And it will remain that way, always.

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Black Edition

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SHARK Skin

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Tahiti Lime

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Orange Rescue Edition

1,720 USD

1,720 USD

1,720 USD

1,720 USD

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Depth Rainbow

Aitutaki

HOT Pink

Full Titanium 

1,720 USD

1,720 USD

1,720 USD

1,900 USD

+

OX® FROG300 GMT LIMITED EDITION

If you don't get it today, tomorrow might be too late. Objects of desire for many, some models are the pinnacle of the OX FROG300.

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GOLD Series 18K

NASA Edition LTD

Limited edition Artemis II 254 numbered

Special Limited Edition 
[12 pieces / year]

SOLD OUT

9,100 USD

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THE HEART OF A FROG300 GMT BEATS AT 4 HZ.

At its core is the customized premium MIYOTA® 9075M automatic True GMT caliber, operating at 4 Hz / 28,800 vph with a 42-hour power reserve.

Its True GMT complication provides an independent second time zone for those whose lives do not necessarily remain in one place. Each caliber is individually regulated by OX®.

Serious mechanics. Built to travel.

ID+SYS™. ESSENTIAL INFORMATION, INSIDE YOUR WATCH.

Every FROG300 carries it.

We developed ID+SYS™ to make essential personal and emergency information easier for rescue teams to access when it may matter most. No battery. No Wi-Fi connection. Protected inside the watch. The OX® FROG300 was designed to help save your life. We hope that day never comes.

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NEW CREATIONS. PRODUCT RELEASES. STORIES FROM THE OX® WORLD.

STRAIGHT TO YOUR INBOX (PLEASE READ OUR PRIVACY POLICY BEFORE SUBSCRIBING).

THX! Gracias! Grazie!!

SUBSCRIBE TO OX®

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WE ARE ECO FIGHTERS

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HERE YOU CAN BUY 100% SECURE BY

PAY IN INSTALLMENTS BNPL

© 2023–2026 OX OCEANIX WATCHES LTD. ALL RIGHTS RESERVED. OX®, OCEANIX®, FROG300®, COSMOBAND© AND ID+SYS™ ARE TRADEMARKS OF OX OCEANIX WATCHES LTD. CERTAIN TRADEMARKS MAY BE REGISTERED IN MULTIPLE JURISDICTIONS. ID+SYS™ IS AN INTERNATIONALLY REGISTERED DESIGN AND PATENT PENDING IN VARIOUS JURISDICTIONS. THE FROG300® MODEL DESIGN AND DIVER CONFIGURATION ARE PROTECTED BY APPLICABLE DESIGN AND INTELLECTUAL PROPERTY LAWS. MIYOTA® AND CITIZEN® ARE TRADEMARKS OF CITIZEN WATCH CO., LTD. ALL OTHER THIRD-PARTY TRADEMARKS, PRODUCT NAMES, LOGOS, OR BRANDS (INCLUDING NASA® AND US COAST GUARD®) ARE THE PROPERTY OF THEIR RESPECTIVE OWNERS AND ARE REFERENCED SOLELY FOR INFORMATIONAL, DESCRIPTIVE, OR ILLUSTRATIVE PURPOSES. NO AFFILIATION, ENDORSEMENT, OR SPONSORSHIP IS IMPLIED. PRODUCT DESCRIPTIONS, TECHNICAL SPECIFICATIONS, AND IMAGES ARE PROVIDED FOR INFORMATIONAL PURPOSES ONLY AND MAY BE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE AS PART OF OUR CONTINUOUS PRODUCT DEVELOPMENT PROCESS. WATCH SIZES ARE NOT SHOWN AT ACTUAL SCALE, AND COLOURS MAY VARY SLIGHTLY FROM THE FINAL PRODUCT. DISPLAYED PRICES INCLUDE APPLICABLE SALES TAXES WHERE REQUIRED BY LAW. DEPENDING ON THE DESTINATION COUNTRY, ADDITIONAL CUSTOMS DUTIES, IMPORT TAXES, OR HANDLING FEES MAY APPLY AND ARE THE SOLE RESPONSIBILITY OF THE BUYER. OX OCEANIX WATCHES LTD IS A COMPANY INCORPORATED IN HONG KONG AND IS THE CURRENT LEGAL ENTITY OPERATING THIS WEBSITE AND ONLINE STORE. THE BRAND AND BUSINESS WERE ORIGINALLY FOUNDED IN THE UNITED STATES IN 2023.

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