Filippo Loreti Watches Neptune AutomaticvsStowa Prodiver
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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.

Neptune Automatic

Prodiver
Diameter
43mm
42mm
Lug-to-Lug
n/a
50.3mm
Thickness
12.5mm
lowest
15.6mm
Water Resistance
200m
1000m
highest
Power Reserve
41h
n/a
MSRP
$445
n/a
Movement
Seiko NH36
Sellita SW200-1
Case
6 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely report the Filippo Loreti Neptune Automatic feels light and empty for its price, with one owner noting it sets forward about a minute weekly. Some owners suggest better value and quality can be found in microbrands, with one owner stating the watch is Chinese and worth under $100. Concerns are raised about the brand's marketing, lack of heritage, and reports of poor customer service. On balance, owners find the Filippo Loreti Neptune Automatic to be a beautiful watch but question its value proposition and perceived quality.
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.
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