Seiko Captain WillardvsSynchron Ti300M Poseidon Deep Black

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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.

Captain Willard

Ti300M Poseidon Deep Black
Diameter
42.7mm
41mm
Lug-to-Lug
46.6mm
45mm
lowest
Thickness
13.2mm
11.9mm
lowest
Water Resistance
200m
300m
highest
Power Reserve
70h
highest
60h
MSRP
$1,300
lowest
$1,490
Movement
Seiko 6R35
La Joux-Perret G100
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.
The Seiko Captain Willard is praised for its supremely wearable 42.7mm case, icy white textured dial, and bright LumiBrite lume, with reviewers noting impressive finishing and value over $1,000. Some models feature a unique azurage textured navy blue bezel insert, while others have a matte grey or unidirectional bezel with cream accents. The Seiko Captain Willard houses the 6R35 automatic movement with a 70-hour power reserve and 200m water resistance, though one reviewer questions if its performance specs match its price. Overall, owners and reviewers rate the Seiko Captain Willard highly for its comfortable slim profile and excellent LumiBrite lume at its price point.
The Synchron Ti300M Poseidon Deep Black is praised for its wearability, attributed to its lightweight titanium construction and a 11.9mm case thickness, making it comfortable even under a cuff. Reviewers note its retro aesthetic and good legibility with a glossy black dial. Owners and reviewers find the La Joux-Perret G100 movement to be a high-grade caliber. The watch is considered a good value, with some sources citing a price around $990-$999. On balance, owners and reviewers rate the Synchron Ti300M Poseidon Deep Black highly for its comfortable titanium build and attractive vintage-inspired design at its price point.
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