Bremont Supermarine 300MvsCertina DS PH200M Powermatic 80
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.
Supermarine 300M
DS PH200M Powermatic 80
Diameter
40mm
42.8mm
Lug-to-Lug
n/a
52.1mm
Thickness
12mm
11.9mm
lowest
Water Resistance
300m
highest
200m
Power Reserve
n/a
80h
MSRP
$3,550
$1,144
lowest
Movement
Bremont BE-92AE
POWERMATIC 80.611
Case
5 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Bremont Supermarine 300M is praised for its comfortable 40mm case, which some owners find wears well even on smaller wrists due to its lug design, outperforming some 40mm watches. One forum contributor notes the 40mm case is relatively compact for a 300m diver and is priced at $1375. A reviewer found the 40mm case comfortable. On balance, owners and reviewers appreciate the Bremont Supermarine 300M's wearable 40mm case size and comfortable wearability.
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.
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