Marathon JDD (Jumbo Day/Date) Anthracite Diver's AutomaticvsLongines MASTER COLLECTION

Owners widely praise the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic as a tough, underrated tool watch with lifestyle appeal, highlighting its robust build and tritium lume for excellent legibility. However, its 46mm size is a common criticism, with some finding it heavy and top-heavy, and the OEM rubber strap stiff. One owner noted the watch runs about 10 seconds fast after three days, and the ETA 2836-2 movement offers approximately two days of power reserve. On balance, owners and reviewers rate the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic highly for its robust tool-watch build and legibility, despite its substantial size.

The Longines Master Collection is widely praised for its excellent fit and finish, heritage-inspired design with engraved Breguet numerals, and dial textures, offering tremendous value. Owners appreciate its dressy, thin profile and the use of ETA movements, with specific models featuring triple-date, annual calendar, or moonphase chronograph complications. Some reviewers note the subdial cutting off the "7" on the Small Seconds model, the lack of micro-adjustments on the bracelet for a perfect fit, and a somewhat homogenous case finishing. The 30m water resistance on the Annual Calendar is considered light, and the traditional styling is not as popular as sport watches. The Master Collection Chronograph is lauded for its classic, vintage styling. Overall, owners rate the Longines Master Collection highly for its value and classic dress watch aesthetics.