Where as the Astron only needs correcting if something goes wrong, and perfect accuracy only scratches the surface of what this watch can do. Seiko released the Astron GPS Solar Dual-Time Chronograph ...

Seiko Speedtimer Solar Chronograph Black Series: was £710 now £420 at Goldsmiths Save £290 on this beautiful chronograph from Seiko, at Goldsmiths. That's a lot of watch for not a lot of cash!

All products are independently selected by our editors. If you buy something, we may earn an affiliate commission. If you want a watch that’s going to send your inner watch nerd into overdrive ...