The ability to display a second time zone in addition to your current time, also known as a GMT function, has become one of the most popular additional functions of mechanical wristwatches in recent years. It was therefore a logical move for us to equip its successful Ternos Professional series with this sought-after function. The Ternos Professional from DAVOSA is a true professional, equipped to accompany every diver effortlessly into the depths, transforming itself into a real eye-catcher after punctually resurfacing. In the GMT version, a 24-hour display, the distinguishing feature of the second time zone, is displayed prominently on a rotatable diving bezel, giving the Ternos its characteristic sporty yet functional appearance. The coloured bezel inlay is made of high-tech ceramic and is extremely scratch-resistant with a hardness (according to Vickers) of 1250 HV. It is also heat and corrosion-resistant, and proffers a fine feel thanks to a high-gloss polish. The production of