Casio Oceanus Atomic OCW-S100B-1AJF OCWS100B-1AJF Men's Watch

A no-maintenance watch that looks very low-key and keeps perfect time. You really need to know it to the bones to understand all that’s going under cover. Beneath the simple elegance there’s a technology that performs without making things look like gadgets. There’s a perpetual calendar, a self power-generation module and atomic timekeeping, which is the watch adjusting automatically or on demand to radio signals from the atomic clocks worldwide. This is also a big proof of the world times the watch shows are accurate to the max!