1 caliber automatic movement

5 promemoria sonori giornalieri

Crystal: Hardlex

using the ancient lost-wax casting technique

Orologio Casio G-Shock Classic Style Remaster Black 40th Anniversary Edition GA-114RE-1AER watch 1 caliber automatic movementHeart 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