Oceaneva Deep Marine Explorer II Titanium 1250mvsSynchron 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.

Deep Marine Explorer II Titanium 1250m

Ti300M Poseidon Deep Black
Diameter
42mm
41mm
Lug-to-Lug
n/a
45mm
Thickness
14.3mm
11.9mm
lowest
Water Resistance
1250m
highest
300m
Power Reserve
n/a
60h
MSRP
$449
lowest
$1,490
Movement
Sellita SW200-1
La Joux-Perret G100
Case
5 specsCrystal & Dial
2 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Oceaneva Deep Marine Explorer II Titanium 1250m for its titanium construction, which contributes to its wearability. The unique mother-of-pearl dial is also a frequently highlighted feature. The watch is equipped with a Sellita SW200-1 automatic movement, offers 1250m water resistance, and includes a helium escape valve and a screw-down case back with triple seals. It also features a scratch-proof, anti-reflective domed sapphire crystal. On balance, owners rate the Oceaneva Deep Marine Explorer II Titanium 1250m highly for its distinctive dial and lightweight titanium build 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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