Seiko Prospex Sumo 'Blue Fire Crater' Watch - SPB543J Weekend Selection silver toned hands filled with

silver toned hands filled with Super-LumiNova luminescence and silver toned markers

The diamond is then framed with a separated double halo and an ornate diamond encrusted bale

MODEL NUMBER: SSK025K

8mm case made from black bio-based resin

-Mood Data

Seiko Prospex Sumo 'Blue Fire Crater' Watch - SPB543J Weekend Selection silver toned hands filled withPROSPEX: Seiko Prospex challenges every limit, with a collection of timepieces for sports lovers and adventure seekers whether in the water, in the sky or on land. Since launching Japans first divers watch in 1965, Seikos innovative technology has changed global standards. We are constantly striving to bring ever greater reliability and safety to both professional and recreational divers. SUMO: These watches are nicknamed by SEIKO fans as the SUMO.