Marathon Steel Navigator SSNAV-D AutovsVenezianico Nereide Tungsteno 39

The Marathon Steel Navigator SSNAV-D Auto is praised for its durable construction, featuring a sandblasted steel case with improved lugs, a bi-directional bezel with excellent action, and 100m water resistance. Owners appreciate the constant visibility provided by self-illuminating tritium gas tubes and the precision of its ETA F06.412 quartz movement, which offers accuracy to about 10 seconds per year. The watch includes a GMT bezel for dual timekeeping and a synthetic sapphire crystal. Overall, owners and reviewers rate the Marathon Steel Navigator SSNAV-D Auto highly for its robust tool-watch design and reliable tritium illumination.

Owners widely praise the Venezianico Nereide Tungsteno 39 for its attractive aesthetics, particularly the iridescent tungsten bezel and mother-of-pearl dial, and its thin profile. The Miyota 9039 movement is noted for keeping good time and contributing to the watch's slimness. Some owners report a stiff bezel that loosens with wear and desire brighter lume. Criticisms consistently focus on the bracelet, citing split pins, a lack of micro-adjustments and quick-release spring bars, and a need for smoothing. Overall, owners rate the Venezianico Nereide Tungsteno 39 highly for its unique design and value, despite noted bracelet shortcomings.