Seiko Prospex Speedtimer Grand Touring 42mm Chronograph Automatic Men's Watch
This Prospex Speedtimer Grand Touring pairs motorsport heritage with modern mechanical watchmaking. The 42mm stainless steel case features brushed and polished finishing, housing the in-house calibre 8R48 automatic chronograph movement with a 45-hour power reserve. The sky-blue dial displays a chronograph subdial layout, baton hour markers, and date window, all protected by sapphire crystal. The watch arrives on a matching three-fold bracelet clasp and offers 100 metres water resistance.
The Speedtimer collection draws inspiration from Seiko's racing chronograph history, translating that precision into a contemporary sports watch. The combination of the mechanical chronograph complication, legible dial design, and purposeful case finishing makes it a suitable choice for those appreciating both horological mechanics and vintage grand touring aesthetics.
The Seiko Prospex Speedtimer Grand Touring 42mm Chronograph Automatic Men's Watch is listed on WatchShopper as a men's 42 mm stainless steel automatic chronograph with a sky blue dial, a date display, sapphire crystal, and 100 m water resistance. It runs on the 8R48 calibre with a 45-hour power reserve and comes on a stainless steel bracelet. On 23 October 2026 the lowest UK price was £2,420.00 at Beaverbrooks, in stock, with free delivery and 30-day returns. With the voucher code GET50, Beaverbrooks brings it to £2,370.00.
At £2,420 this watch is mid-priced for a men's automatic watch with a 40–44 mm case: 56% of the 1,381 we track from every brand cost less. 96% of the 330 Seiko watches we track cost less than this one. This is the 59th cheapest of the 66 versions of the Prospex we list.
