Seestern S434 V2vsSwatch Green Abyss
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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.

S434 V2

Green Abyss
Diameter
39.5mm
42.3mm
Lug-to-Lug
n/a
48mm
Thickness
12mm
lowest
14.4mm
Water Resistance
200m
highest
91m
Power Reserve
41h
90h
highest
MSRP
$200
lowest
$445
Movement
Seiko NH35
Swatch SISTEM51
Case
6 specsCrystal & Dial
2 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Seestern S434 V2 for its impressive finishing and beautiful dial and bezel color combinations, with one owner calling the green dial and bezel "fire." The watch is noted for its versatility as a summer watch, featuring a quick-adjust clasp, ceramic bezel, and sapphire crystal. The Seiko NH35 movement has performed well for owners, and the 39.5mm case is appreciated by those preferring divers under 40mm. Some owners find the thick rehaut off-putting, though this is a minor point compared to the overall positive presentation and flawless finishing. Overall, owners rate the Seestern S434 V2 highly for its exceptional finishing and attractive design at its price point.
The case finishing is praised as surprisingly good for the price point. The bracelet's perceived lack of refinement is noted as a potential drawback. Reviewers disagree on whether it is the absolute best dive watch under $500.
Owners widely praise the Swatch Green Abyss for its gorgeous, premium-looking forest green dial and tactical color combination, with several calling it their favorite Swatch collaboration to date. Reviewers highlight the sand-beige Super-LumiNova for excellent legibility. Some owners note the green appears less dark in person than in photos and can look plastic-like. The Swatch Green Abyss features the Swatch SISTEM51 automatic movement and is priced at $400. Overall, owners and reviewers rate the Swatch Green Abyss highly for its striking colorway and legibility at the price.
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