Seiko Prospex Sea Heritage 1968 Re-interpretation Automatic 41 MM Watch SPB313J1 Preorder On the reverse side

On the reverse side

Its contemporary design is perfectly paired with the high quality of our Powermatic 80 movement

which automatically records altitude data obtained from the watch and route data obtained by your smartphone

LumiBrite: LumiBrite on hands and indexes

Caliber Number: 5K65

Seiko Prospex Sea Heritage 1968 Re-interpretation Automatic 41 MM Watch SPB313J1 Preorder On the reverse sideMovement Type: Automatic with manual winding Precision: +25 to 15 seconds per day Power reserve: Approx. 70 hours Jewels: 24 Stop second hand function Date display Case Material: Stainless steel Case Size Thickness: 12. 3mm Diameter: 41. 0mm Lug to lug: 46. 9mm Crystal: Curved sapphire crystal Crystal Coating: Anti reflective coating on inner surface LumiBrite: LumiBrite on hands, index(es) and bezel Clasp: Three fold clasp with secure lock , push