Santurce Tutima M2 Seven Seas Titanium BluevsSeagull Ocean Series Pro 300m Waterproof Diving 44mm

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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.

Tutima M2 Seven Seas Titanium Blue

Ocean Series Pro 300m Waterproof Diving 44mm
Diameter
44mm
44mm
Lug-to-Lug
n/a
51mm
Thickness
13mm
lowest
13.5mm
Water Resistance
500m
highest
300m
MSRP
$2,900
$633
lowest
Movement
330
Seagull ST2130
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 Santurce Tutima M2 Seven Seas Titanium Blue is recognized as a German tool watch with a matte blue dégradé dial offering excellent legibility. Reviewers note its comfortable wearability, with hooded lugs and a 45mm lug-to-lug measurement contributing to its wearability despite the 44mm case size. The mix of vertical brushing and polishing on the titanium case is considered aesthetically pleasing. The bezel action is described as smooth. However, the Tutima Caliber 330 movement has a 38-hour power reserve and is not chronometer-certified, which some reviewers consider a drawback at its price point. The black day/date wheel against luminous indices is flagged as an odd choice. Overall, reviewers find the Santurce Tutima M2 Seven Seas Titanium Blue to be a coherent and unique offering, particularly for its comfortable wearability and functional design at its price.
Owners praise the quick-release spring bars on the Seagull Ocean Series Pro 300m Waterproof Diving Watch 44mm for simplifying strap changes. The 44mm case is noted as large, though one owner found it fit their wrist well, and the 60-click unidirectional bezel is a familiar feature. Fit, finish, and general quality are considered comparable to a Movado Series 800. On balance, owners rate the Seagull Ocean Series Pro 300m Waterproof Diving Watch 44mm positively for its thoughtful features and build quality at its price point.
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