From Certina, specifically from the DS Podium Chronograph series (evident from the word Chronograph and the presence of small counters). Its details are approximately: * Stainless steel * Chronograph + Tachymeter on the bezel * Most likely quartz movement (battery) * It has an additional time (GMT) * DS Podium * Sapphire Crystal (scratch-resistant glass) * Water Resistant 100m * Swiss Made Features: Water Resistant