Altanus Black Master Sport Chronograph

The Marathon Swiss 41mm Steel Navigator w/ Date (SSNAV-D) is packed with Swiss-precision and reliability, the SSNAV-D is developed for pilots and everyday adventurers. The watch represents the continued lineage of Marathon’s original Steel Navigator, developed in partnership with the Kelly Air Force Base in 1986.

The 41mm Steel Navigator w/ Date (SSNAV-D) is driven by a Swiss ETA F06.412 HeavyDrive-PreciDrive Quartz movement, renowned for its precision and reliability, standing out for its unmatched precision, featuring accuracy of -+ 10 seconds per year. The case is built from 316L surgical-grade stainless steel with a screw-down crown and synthetic sapphire crystal, providing this timepiece with a water resistance rating up to 10ATM (100m/300ft), The case design features enhanced lug tapering, providing a comfortable fit and making the SSNAV-D ideal for all-day wear.

Thanks to its increase height, the 12 HR GMT bezels offers improved grip, allowing pilots to handle the bi-directional rotating bezel easily, even when wearing flight gloves.

Atop the SSNAV-D watch, safeguarding its dial, rests a scratch-resistant and exceptionally durable sapphire crystal. This feature empowers the timepiece to endure extreme fluctuations in air pressure, crucial for its deployment by military pilots navigating altitudes surpassing 35,000 feet.

Visibility in low light conditions is at the top of its class thanks to the self-contained tritium gas tubes on the hour markers, and all hands. Tritium tubes are self-illuminating, containing an isotope of hydrogen that won't dull down over time like photo luminescent paint, meaning the watch will remain fully legible at all hours. The bezel also features inset-painted indices, enhancing the legibility of the markings.

The Steel Navigator Series is meticulously crafted with advanced engineering tailored to meet the demands of contemporary pilots. Enhanced impact resistance and altitude tolerance, coupled with Swiss precision of the highest caliber, culminate in a timepiece that offers unrivalled reliability. With its ergonomic design ensuring utmost comfort during wear, this tool watch stands as a testament to excellence, earning its place among the elite gear of military professionals.

The Marathon Swiss 41mm Steel Navigator w/ Date (SSNAV-D) is packed with Swiss-precision and reliability, the SSNAV-D is developed for pilots and everyday adventurers. The watch represents the continued lineage of Marathon’s original Steel Navigator, developed in partnership with the Kelly Air Force Base in 1986.

The 41mm Steel Navigator w/ Date (SSNAV-D) is driven by a Swiss ETA F06.412 HeavyDrive-PreciDrive Quartz movement, renowned for its precision and reliability, standing out for its unmatched precision, featuring accuracy of -+ 10 seconds per year. The case is built from 316L surgical-grade stainless steel with a screw-down crown and synthetic sapphire crystal, providing this timepiece with a water resistance rating up to 10ATM (100m/300ft), The case design features enhanced lug tapering, providing a comfortable fit and making the SSNAV-D ideal for all-day wear.

Thanks to its increase height, the 12 HR GMT bezels offers improved grip, allowing pilots to handle the bi-directional rotating bezel easily, even when wearing flight gloves.

Atop the SSNAV-D watch, safeguarding its dial, rests a scratch-resistant and exceptionally durable sapphire crystal. This feature empowers the timepiece to endure extreme fluctuations in air pressure, crucial for its deployment by military pilots navigating altitudes surpassing 35,000 feet.

Visibility in low light conditions is at the top of its class thanks to the self-contained tritium gas tubes on the hour markers, and all hands. Tritium tubes are self-illuminating, containing an isotope of hydrogen that won't dull down over time like photo luminescent paint, meaning the watch will remain fully legible at all hours. The bezel also features inset-painted indices, enhancing the legibility of the markings.

The Steel Navigator Series is meticulously crafted with advanced engineering tailored to meet the demands of contemporary pilots. Enhanced impact resistance and altitude tolerance, coupled with Swiss precision of the highest caliber, culminate in a timepiece that offers unrivalled reliability. With its ergonomic design ensuring utmost comfort during wear, this tool watch stands as a testament to excellence, earning its place among the elite gear of military professionals.