On the occasion of its 145th anniversary, Seiko reaches back across half a century to the golden age of racing chronographs, expanding its Prospex Speedtimer line with four new mechanical watches that honor the 1969 calibre 6139 — one of the first automatic chronograph movements ever made. Two 42mm chronographs and two 39.5mm time-and-date models arrive in 2026 with retro 1970s proportions, modern in-house movements, and price points ranging from EUR 1,000 to EUR 2,780. The expansion reflects a broader human impulse: to find continuity between past mastery and present craft, making heritage no