[MEN] Seiko Prospex Speedtimer [SPB513J1] Gender:MEN Alarm & Hourly Time Signal:

Alarm & Hourly Time Signal: 5 daily alarms (with 1 snooze alarm)

Accuracy of +45 to -35 seconds per day meets Seiko's exacting standards

Case size 46 mm Lug-to-lug: 53

Countdown timer Timer for interval measurement (up to five time settings) Measuring unit: 1 second Input range: 00'00" to 60'00" (1-second increments) Others: Auto-repeat (number of repeats settable from 1 to 20)

Battery display/alert:

[MEN] Seiko Prospex Speedtimer [SPB513J1] Gender:MEN Alarm & Hourly Time Signal:Calibre Calibre No.: 6R55 Movement Type: Automatic with manual winding Accuracy: +25 to 15 seconds per day Power Reserve: Approx. 72 hours (3 days) Jewels: 24 Case Material: Stainless steel (super hard coating) Size: Diameter 39. 5 mm, Thickness 12. 0 mm, Lug to lug 44. 5 mm Weight: 154. 0 g Water Resistance: 20 bar Crystal Curved sapphire crystal Band & Clasp Band Material: Stainless steel Clasp: Three fold clasp with push button release Other