GWG1000-1A1 seiko watches Accuracy: ±15 seconds per month

Accuracy: ±15 seconds per month (with no signal calibration)

Power reserve: 70 hours

Caliber 6R35

Size of case / total weight

GWG1000-1A1 seiko watches Accuracy: ±15 seconds per monthFEATURES Receives time calibration radio signals which keep the displayed time accurate Auto receive function (up to 6 times per day up to 5 times per day for China) Manual receive function Signal: US WWVB, UK MSF, Germany DCF77, Japan JJY40 JJY60, China BPC Frequency: US 60kHz, UK 60kHz, Germany 77. 5kHz, Japan 40 60kHz, BPC 68. 5kHz Mud Resistant 200m Water Resistant Buttons use cylendar type guard structure with gaskets for sfts and cylinders to