Just bought this gw-3000m-4aer. I set the correct time zone, yet it's 1 or 2 minutes ahead. Tried to let it receive the correct time over night, tried manual receive, didn't work.
Casio Gravitymaster GW-3000M-4AER | Helveti.eu
Часы Casio G-shock Gw-3000m-4a – Оригинальные Мужские Кварцевые Наручные Часы С Официальной Гарантией - Quartz Wristwatches - AliExpress
BUY Casio G-Shock Solar Multi-Band 6 Chronograph Pilot Watch GW-3000M-4A, GW3000M - Buy Watches Online | CASIO Red Deer Watches