Bremont Supermarine 300MvsSanturce T-Five Beigua Maris Shadow


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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

T-Five Beigua Maris Shadow
Diameter
40mm
39mm
Thickness
12mm
n/a
Water Resistance
300m
300m
MSRP
$3,550
$1,320
lowest
Movement
Bremont BE-92AE
La Joux-Perret G101
Case
5 specsCrystal & Dial
2 specsMovement
1 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 Santurce T-Five Beigua Maris Shadow is lauded for its compelling specifications at its price point, featuring a 39mm grade 5 titanium case with mixed finishing and applied Super-Luminova markers on a distinctive dial. It houses a La Joux-Perret G101 automatic movement with a 68-hour power reserve. While its 39mm diameter and 45.5mm lug-to-lug are deemed comfortable, its 13.8mm thickness is noted. Reviewers point out that the lume on the applied hour markers is slightly below expectations, and the minute track design compromises precise legibility. On balance, reviewers rate the Santurce T-Five Beigua Maris Shadow highly for its attractive specifications and comfortable titanium case at the price.
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