Con un display ad alto contrasto e un design rugged

È impermeabile fino a 200 metri

00 mmAnse dell'orologio: 21Bracciale: acciaio inossidabileFibbia / fermaglio: déployante con pulsante di rilascio

Specific caseback: screwed

carbon and titanium coating

Orologio Casio G-Shock Classic Style Remaster Black 40th Anniversary Edition GA-2140RE-1AER quadrifoglio Con un display ad altoHeart rate monitor and four sensors Optical sensors on the back of the watch emit LED light, detect blood flow under the skin and measure heart rate. The heart rate monitor records data using an optical sensor and measures up to 220 bpm. The light from the LED penetrates the skin and underlying blood vessels and is absorbed or reflected according to the blood volume. The optical sensor measures the reflected light, determining the pulse rate. Other