Discover the new Prospex models, inspired by Seiko’s diving heritage and the spirit of adventure. Designed to accompany both underwater explorations and everyday journeys, the HBB003K1 and HBB004K1 combine a robust silhouette with refined details and reliable performance. Their 41.7 mm stainless-steel cases offer a bold presence on the wrist, while distinctive dial colours and LumiBrite accents bring character and excellent legibility to every adventure.