ROLEX Oyster Perpetual Explorer II
Evolution of the speleologist's watch
With the Reference 226570 Rolex presented an update for the 50th anniversary of the model series that appears conservative at first glance, but perfects the proportions in detail. The 42 mm The Oystersteel case has a more harmonious appearance than its predecessor thanks to slimmer horns and a wider middle band. The fixed bezel with 24-hour graduation retains its instrumental character thanks to the radial cut, which is extremely resistant to shocks in tough conditions. The characteristic feature remains the orange-colored 24-hour hand which, in combination with the bezel, makes it possible to distinguish between day and night - essential for speleologists and polar explorers.
Technical upgrade: Caliber 3285
The most significant difference to its predecessor is hidden under the solid steel base. Here the Manufacture caliber 3285 its service. Thanks to the patented Chronergy inhibition and an optimized mainspring barrel architecture, this movement offers a Power reserve of 70 hours. The paramagnetic blue Parachrom hairspring and the Paraflex anti-shock system guarantee maximum precision even under extreme conditions. The indices and hands are Chromalight which ensures a long-lasting blue glow in complete darkness. As this is „New Old Stock“ (NOS) from 2024, the watch is completely unworn and flawless.
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For more information, see Technical Details.






















