NOMOS Glashütte Lambda 39vsMarathon Steel Navigator SSNAV-D Auto

Owners and reviewers widely praise the NOMOS Glashütte Lambda 39 for its spare clarity, minimalist purity, and Bauhaus dial design with excellent legibility. The in-house hand-wound caliber DUW 1001 is noted for its Glashütte finishing, including a three-quarter plate, hand beveling, and engraved balance cock, with an 84-hour power reserve. Some owners consider the full gold case and giant power reserve display well worth the price for its fine horology and minimalist elegance, while others find the oversized power reserve display and dial design clash with the main hands, and some dislike the lettering on the power reserve indicator. The high price point for gold models, around $18,000-$20,000, is considered steep by some, a significant departure from NOMOS's typical offerings.

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.