Minus-8 Field 1SvsUnimatic Modello Uno U1-FDN
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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.

Field 1S

Modello Uno U1-FDN
Diameter
39mm
40mm
Lug-to-Lug
52mm
n/a
Thickness
12.5mm
n/a
Water Resistance
200m
300m
highest
Power Reserve
41h
41h
MSRP
$298
lowest
$880
Movement
Seiko NH35
Seiko NH35
Case
5 specsCrystal & Dial
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Minus-8 Field 1S for its value at $450, modern styling, and titanium case. Reviewers highlight the detailed, layered blackout dial with a surprisingly readable red-on-black scheme. However, the case is described as thick and tall, and the rounded rectangular crown is frustrating to manipulate. Some owners note the Seiko NH35A movement keeps time around +20 seconds per day, and the sapphire crystal creates significant reflections that hinder legibility in direct sunlight. Overall, owners and reviewers value the Minus-8 Field 1S for its dial design and titanium construction, despite noted legibility and ergonomic drawbacks.
Owners widely praise the Unimatic Modello Uno U1-FDN for its well-finished 40mm case and impressive build quality for the price, with its minimal, utilitarian design and hypnotic dial being singled out as technical instrument-like. However, some reviewers note the Super-LumiNova application can be slightly uneven between the dial, hands, and bezel pearl. One owner found the clasp sharp, and community members question the pricing given the Seiko NH35 movement. Overall, owners and reviewers rate the Unimatic Modello Uno U1-FDN highly for its exceptional case finishing and striking minimalist design at its price point.
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