Big, massive, additional charging on the radio wave, charging from the sun, sapphire crystal, GPS navigation and it's just great, I'm a fisherman walking on a boat through the backwaters,
When connected to the phone, you can programme the clock from the phone (alarm clocks, world and home time, navigation, etc.).
Moisture, shock and dust protection! Illumination of the entire display. They look beautiful on the hand, they cannot be confused with other manufacturers. Possibility to choose your own menu with output to a common, main display.
As for me, it’s not a convenient strap (they apply a lot on the wrist, then it hangs. You have to get used to it), the menu, although very understandable, but the choice in the menu and pressing the “crown” button to select functions is not quite familiar and requires getting used to. No hourly signal. The back cover of black ceramics is heavily soiled when worn for a long time, however, it is also quickly washed off. I don’t know yet about the wear and tear resistance of the back cover, I’ve only been wearing them for a week.
use Casio G-Shock GPR-B1000-1 week