Stowa ProdivervsUnimatic Modello Quattro U4S-WMB
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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.
Prodiver
Modello Quattro U4S-WMB
Diameter
42mm
40mm
Lug-to-Lug
50.3mm
n/a
Thickness
15.6mm
n/a
Water Resistance
1000m
highest
300m
Power Reserve
n/a
41h
MSRP
n/a
$1,660
Movement
Sellita SW200-1
Sellita SW200-1
Case
6 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Stowa Prodiver for its unique, sharp-angled case design and robust build, considering it to outperform many divers at its price point. Some owners note a lack of a bracelet option. The consensus is that the Stowa Prodiver is highly regarded for its distinctive design and value, despite some concerns regarding recent customer service experiences.
The Unimatic Modello Quattro U4S-WMB is praised for its familiar yet fresh minimalist design with a sturdy 40mm case and brushed finish that fits its military character. Reviewers note it is slightly thicker than the Modello Uno due to a thicker sapphire crystal and a fixed bezel. One source mentions an average accuracy of +/-12 seconds per day for a variant with the Sellita SW200-1 b movement. On balance, reviewers find the Unimatic Modello Quattro U4S-WMB appealing for its design and build, though some desire a smaller case size and note a lack of distinction compared to other models.
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