San Martin Square GMTvsSeiko Presage Style60's
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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.

Square GMT

Presage Style60's
Diameter
40mm
40.8mm
Lug-to-Lug
n/a
47mm
Thickness
n/a
13mm
Water Resistance
100m
highest
50m
Power Reserve
n/a
41h
MSRP
$369
lowest
$650
Movement
Automatic
Seiko 4R34
Case
5 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the San Martin Square GMT for its excellent case and bracelet finishing, and its high value for the price, with one owner calling it the best automatic watch they had ever owned. The watch is noted for fitting easily under a cuff, not being as chunky as expected, and offering an on-the-fly adjustable clasp. Some owners find its design less distinctive and its logo less appealing. A specific concern raised is that bracelet screw links can protrude too far, particularly at the clasp. One owner notes that small flaws like sharp steel edges or minor dial dust can appear over time, and another criticizes the bezel action. Overall, owners rate the San Martin Square GMT highly for its exceptional finishing and value, making it a fantastic daily wear option.
The Seiko Presage Style60's is praised for its pleasing retro aesthetic, box-shaped crystal, and applied indexes, with reviewers flagging it as "retro done right." The 40.8mm case features a polished finish with brushed lug tops. Some models in the line offer a decorative steel bezel, while time-and-date versions include a fixed 60-minute bezel. The movement's claimed accuracy of +45/-35 seconds per day is noted as a potential drawback, though one reviewer found little to dislike. On balance, reviewers rate the Seiko Presage Style60's highly for its successful retro design at its price point.
The retro-inspired design is a key strength. Reviewers noted the absence of a chronograph function despite visual inspiration from chronograph models.
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