When dive watches start to flood the watch scene, it’s a sure sign that summer is just around the corner. With this in mind, Hamilton updates its go-anywhere, do-anything 40mm Khaki Navy Scuba line with wave-patterned dials and new colours. For those venturing abroad, Hamilton also proposes three new editions of its pragmatic travel-oriented diver, the Khaki Navy Scuba GMT. Built like Hamilton’s rugged military-inspired Khaki Field tool watches, the brand’s Khaki Navy is a well-stocked collection of robust dive watches, from sporty 100m water-resistant models to extreme 1,000m water-resistant models like the Frogman and   BeLOWZERO . The Khaki Navy Scuba 40mm is the smaller, more versatile sibling of the 43mm Navy Scuba , pitched as an aquatic/adventure sports watch. Although it does not deliver the 300m water-resistance features of its larger brother, its 100m depth rating is more than sufficient for most recreational water adventures.…