Hamilton Ventura XXL Skeleton AutovsMarathon Steel Navigator SSNAV-D Auto

The Hamilton Ventura XXL Skeleton Auto is recognized for its bold, avant-garde design featuring a unique triangular case. It is powered by a skeletonized H-10-S or ETA C07.901 movement, providing an 80-hour power reserve. The watch includes a black dial with sunray brushing and hands treated with Super-LumiNova, and comes on an integrated rubber strap. Reviewers note that while its distinctive aesthetic is a significant appeal, precise time-reading may not be its main focus. On balance, the Hamilton Ventura XXL Skeleton Auto is appreciated for its striking, statement-making design and substantial power reserve.

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.