Marathon OSAR-D (Original SAR with Date) Automatic 46mmvsSeiko Diamond Collection

The Marathon OSAR-D (Original SAR with Date) Automatic 46mm is widely regarded as a rugged and legible timepiece, featuring a familiar geometric dial with MaraGlo lume and a white dial with applied hour markers that enhance legibility. Owners and reviewers note its 300-meter water resistance and the reliable Swiss-made Sellita SW200-1 automatic movement with improved shock protection. The watch is described as large, thick, and heavy, with some owners finding it comfortable on the wrist while others note its substantial presence, particularly at a table. Overall, owners and reviewers appreciate the Marathon OSAR-D (Original SAR with Date) Automatic 46mm for its rugged build and excellent legibility.

Owners widely praise the Seiko Diamond Collection for its stunning beauty, particularly highlighting the 14 diamonds and the captivating mother-of-pearl dial, which reviewers note is difficult to photograph accurately. The watch is frequently cited as offering excellent value for its fit and finish, with specific features like sapphire crystal and 100m water resistance contributing to its appeal. One owner reports great durability and accuracy, with a solar charging reserve, though notes that the gold plating on the bracelet shows some fading from desk work. Overall, owners rate the Seiko Diamond Collection highly for its dazzling aesthetics and perceived value.