Polar has launched the Grit X Pro outdoor smartwatch, and although it doesn't seem to have changed much over the current model, it does also come in titanium.
Polar Grit X Pro GPS Watch In-Depth Review
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Polar Grit X Pro Premium GPS Outdoor Multisport Training Watch Arctic Gold (S-L) 90085776 - First Class Watches™ SGP
Polar Grit X Pro Premium Outdoor Multisport Watch
Polar Grit X Pro GPS Watch In-Depth Review
Go wherever your heart takes you. The Polar Grit X Pro-GPS Multisport SmartWatch handles any environment with military-grade durability and scratch-resistant sapphire glass. Trust your equipment with an ultra-long battery and Precision Prime OHR tracking. Know where you stand with turn-by-turn guidance and powerful built-in GPS. Live for adventure with all-new navigation tools, always-on outdoor features, and Polar's ultimate training solutions.
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Polar Grit X Pro review - Wareable
RUGGED DURABILITY: Scratch-resistant sapphire glass and FKM wristbands make this watch even stronger than its predecessor. With MIL-STD-810G premium
Polar Grit X Pro - GPS Multisport Smartwatch - Military Durability, Sapphire Glass, Wrist-based Heart Rate, Long Battery Life, Navigation - Ideal for
Polar Grit X Pro GPS Watch In-Depth Review
Titanium Metal 22mm Watch Strap For POLAR Grit X Pro Titan/For POLAR Vantage M/M2 Band Smartwatch Replacement Watchband Bracelet - AliExpress