SEIKO Prospex MARINEMASTER Water-resistance EXTREME-TEST to 4299M

By TLex Who ever said that the Japanese didn't concern themselves with trivial matters such as extreme water-resistance? Err, that might have been me! In May 1983, Seiko ocean-tested two Professional Diver’s 600ms. They were attached to a JAMSTEC (Japan Agency for …

Imported: 17. Sept 2015 (13:18), OceanicTime

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