SUR557 • Seiko Style:Round 12/24-hour time and reverse date

12/24-hour time and reverse date window

For a design proven to withstand the test of time

Elapsed time

bracelet and pavé dial

These watches calculate the best times to fish based on lunar movement

SUR557 • Seiko Style:Round 12/24-hour time and reverse dateMovement Caliber Number 6N22 Precision 15 seconds per month Battery life Approx. 3 years Case Band Case Material Stainless steel Case Size Thickness: 8. 3mm Diameter: 29. 8mm Lug to lug: 37. 0mm Crystal Sapphire crystal LumiBrite Lumibrite on hands and index(es) Clasp Three fold clasp with push button release Distance between lugs 14 Other Details Water Resistance 10 bar Weight 60. 0 Features Screw case back Screw case back