During a dive, if you position the bezel point at the minute of the dive, you can check the time sequence of decompressions and the dive time available as dictated by the air in the cylinders. Counter-clockwise micro-increments of one minute. The cressi manta case is made of rugged stainless steel and is 13 mm thick. The bottom is ultra-flat, and is also steel. The screw closure is hermetic. Colours may vary according to model. The ample clock face with the hours in fluorescent paint is topped with a solid, unidirectional time-keeper bezel that can also be calibrated when wearing gloves. Fluorescence proves essential in the darkness of deep dives
Watches
