Bremont Supermarine 500MvsCertina DS PH200M Powermatic 80

Owners widely praise the Bremont Supermarine 500M's stunning design, luxurious appearance, and excellent lume. Reviewers note its updated, legible dial and scratch-resistant hardened steel case with anti-reflective coating. Some owners find the 43mm case substantial, and one reviewer questions the long-term water resistance of its three-piece case construction. Criticisms include a second hand that can be hard to see in low light and bezel markings that could be more prominent, with one owner noting the lack of a dive suit extension on the bracelet. Overall, owners and reviewers rate the Bremont Supermarine 500M highly for its rugged refinement and competitive pricing against more expensive brands.

The Certina DS PH200M Powermatic 80 is widely praised as an excellent value vintage-inspired dive watch, with owners and reviewers highlighting its authentic 1960s aesthetic and robust Powermatic 80.611 automatic movement with an 80-hour power reserve. Many appreciate the included straps and the Hesalite or acrylic crystal, with one owner reporting COSC-level accuracy of +/- 0 seconds per day. Some find the 42.8mm case size wears large, and the bezel action is noted as less refined than higher-end alternatives. Overall, owners and reviewers rate the Certina DS PH200M Powermatic 80 highly for its exceptional value and faithful vintage design.