Seiko Prospex SPB105 collection_superocean-heritage Arita Porcelain Dial

Arita Porcelain Dial

The transparent tachymeter scale on the sapphire crystal is illuminated from beneath by a fluorescent orange ring filled with Super-LumiNova

polished high-tech package

The dial is also brushed black ceramic [ZrO2] and features laser-engraving to create raised waves

Seiko Prospex SPB105 collection_superocean-heritage Arita Porcelain DialMovement Caliber Number 6R15 Movement Type Automatic with manual winding capacity Accuracy +25 to 15 seconds per day Duration Approx. 50 hours Exterior Case Material Stainless steel (super hard coating) with stainless steel bezel Crystal Sapphire Crystal Coating Anti reflective coating on inner surface LumiBrite Lumibrite on hands and indexs Clasp Three fold clasp with secure lock , push button release with extender Other Details Water Resistance 200m