WATCH STORY
Ocean Crawler says meteorite dials can rust, but seals are the real concern
The brand’s own care guide gives a rare plain answer on iron and nickel dials and real world moisture risk.
Image: Oceancrawler
Ocean Crawler’s meteorite dial care guide answers the question plainly: “Yes, a meteorite watch dial can rust, but it is uncommon in a sealed watch that gets basic care.”
This is not an abstract material note. Ocean Crawler sells the Dream Diver Polar Ice Meteorite with a Muonionalusta dial inside a 316L stainless steel diver rated to 600 meters, with a 3.5 mm domed sapphire crystal, screw down crown, helium escape valve, and Swiss Sellita automatic movement.
The case is built like a serious dive watch, while the dial is still a slice of meteorite made mostly of iron and nickel, a material vulnerable to moisture if protection and sealing fail.
Its meteorite dial slices average about 90 percent iron, measure 0.20 to 0.40 mm thick, and are glued to a brass base. The Buseck Center for Meteorite Studies at ASU describes iron meteorites as almost entirely an alloy of nickel and iron.
Makers protect meteorite dials with rhodium or gold plating, or coatings such as PVD and DLC. The Polar Ice Meteorite gets its blue tone through a “controlled plasma process.”
Its owner advice is practical rather than precious. Dry the case after wet or sweaty wear, treat swimming as a moisture event rather than a free pass, avoid hot showers, saunas, hot tubs, and damp drawer storage, use silica packs in a dry box, and book a pressure test when gasket condition is in doubt.
Source: oceancrawler.com
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