Case & Build
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42 mm Oystersteel stainless steel case — robust and corrosion‑resistant.
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Fixed 24‑hour graduated bezel in stainless steel for day/night and GMT reference.
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Scratch‑resistant sapphire crystal with Cyclops magnifier over the date.
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Screw‑down Twinlock crown and solid case back for durability.
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Water resistance: 100 meters / 330 feet.
Dial & Hands
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Dial color: White “Polar” dial with strong contrast markers and hands.
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Hour markers & hands: Chromalight luminescent material for long‑lasting blue glow in low light.
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Distinct GMT hand: Bright orange 24‑hour hand for second time zone tracking.
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Date display: Located at 3 o’clock with Cyclops magnifier.
Movement & Performance
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Movement: Rolex Calibre 3187 self‑winding automatic.
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Functions: Hours, minutes, seconds, date, GMT / dual time zone with independent 24‑hour hand.
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Power reserve: Approx. 48 hours.
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Certification: Superlative Chronometer (COSC + Rolex internal standards).
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Special tech: Parachrom hairspring and Paraflex shock absorbers for enhanced precision and robustness.
Bracelet & Clasp
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Bracelet: Oystersteel Oyster bracelet with flat three‑piece links.
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Clasp: Oysterlock folding safety clasp with Easylink 5 mm comfort extension link.
Overall Character
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A rugged adventure GMT tool watch with excellent legibility and dual‑time capability, originally introduced in 2011 and produced until about 2021.
