Seiko Astron

The Seiko Astron, reference SSH071J1, has a 42.8 mm titanium case. This is a limited edition of 2000 pieces. The case is 14.6 mm thick, with a lug-to-lug measurement of 50.3 mm and a water-resistance rating of 200 metres. Solar-powered calibre 5X53 contains 12 jewels and operates for approximately 6 months when fully charged. The dial is covered by a curved sapphire crystal with a Super Clear coating. The dial has LumiBrite on the hands and indices. Movement accuracy is plus or minus 15 seconds per month without signal reception at temperatures between 5 and 35 degrees Celsius. A folding clasp with push-button release and fine adjustment fastens the watch.