The Casio MDV106-1A has earned its reputation as a benchmark affordable dive watch since 2011. Built with a robust stainless-steel case, mineral crystal, and screw-down caseback, it delivers 200-meter water resistance suitable for swimming, snorkeling, and recreational diving. The rotating bezel and legible dial make timing underwater activities straightforward, while the iconic marlin marker at six o'clock signals its diving heritage. Though not ISO-certified, this "Duro" has proven itself through years of field use by water sports enthusiasts. The polished case and contrasting black dial with silver accents strike a refined balance—equally at home on the wrist or beneath the surface.