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DEPTH RAINBOW

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Tool-Watches family for exceptional lives

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OX® FROG300 tool-watches are designed and engineered for professional use and built for those who live beyond limits. 


Produced in limited numbers, each piece reflects a deliberate and uncompromising approach to tool-watch design.

They are crafted using premium materials and a unique, unconventional architecture, where the crowns are positioned inward within an eccentric case design.
This innovative layout delivers unprecedented comfort for a 45mm professional tool-watch, even in the most demanding conditions.

The OX® FROG300 family is available in two lines, both featuring automatic premium 4Hz calibers and integrated with ID+SYS™ data technology :

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The GMT tool-watch line features an independent dual-time-zone, true GMT complication, designed for ocean and land explorers far from their loved ones. This family is powered by the acclaimed, customized Miyota 9075 automatic caliber, individually regulated for timekeeping accuracy, approaching COSC standards.

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The PRO line is a three-hand version focused on delivering fully intuitive, immediate legibility. It shares the same G3i titanium case as the GMT family, but features an internal unidirectional bezel and a purpose-designed dial engineered for fast, unmistakable reading in the most demanding working environments. It is the perfect companion for today’s modern professional diver.

ID+SYS™ comes standard with the  OX® FROG300 Diver's watch . And it can assist rescue teams in saving your life.

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© 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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