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Seiko

SEIKO PROSPEX SPB255J1 LIMITED EDITION SUMO 42MM AUTOMATIC DIVER

SEIKO PROSPEX SPB255J1 LIMITED EDITION SUMO 42MM AUTOMATIC DIVER

$735.89 USD
$735.89 USD
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The Seiko Prospex SPB255J1 Sumo is a modern blacked-out reissue of the 1968 diver, released as part of the Black Series limited editions. Its 42mm stainless steel case features a super-hard black coating and bold orange accents inspired by night diving. Powered by the 6R35 automatic movement, it delivers a 70-hour power reserve and 200m of water resistance. The SPB255 includes both a Seichu fabric strap and a black silicone option, making it a durable and versatile diver for everyday wear or collection. Limited to 5,500 pieces worldwide.

  • Case size (W× Hx L)

    42.0 x 12.5 x 48.8 mm

  • Case material

    Stainless steel (hard coating)

  • Band

    Polyester
    Included additional silicone strap

  • Water resistance

    ISO 200-meter water resistance

  • Movement

    Automatic caliber 6R35 

  • Bezel

    Unidirectional bezel 

  • Crystal

    Curve sapphire glass

  • Lumibrite

    LumiBrite on hands and index(es)

  • Functions

    Date display
    Stop second hand function(hacking) with Hand-winding
    Hour, minute, seconds


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