Aerotec Watches Ace X GMT DivervsOrient AC0Q-40 Diver
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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.

Ace X GMT Diver

AC0Q-40 Diver
Diameter
41.5mm
39.9mm
Lug-to-Lug
n/a
46.5mm
Thickness
n/a
12.8mm
Water Resistance
200m
200m
Power Reserve
n/a
40h
MSRP
$459
$370
lowest
Movement
Seiko NH34
Orient F6722
Case
5 specsCrystal & Dial
2 specsMovement
7 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Aerotec Ace X GMT Diver is praised for its excellent timekeeping from the Seiko NH34 movement, with one owner reporting immaculate condition after minimal wear. The watch features a 41.5mm case and 200m water resistance. Overall, owners rate the Aerotec Ace X GMT Diver highly for its reliable Seiko NH34 movement and solid build quality.
Owners praise the Orient AC0Q-40 Diver Watch for its value, sapphire crystal, and durable build quality, with many appreciating the 39.9mm case size for its smaller, trendy appeal and the raw steel bezel for a vintage look. The bracelet features folded end links, and while the in-house automatic Orient F6722 movement is considered a good workhorse, the watch is not ISO certified for diving, though suitable for swimming. Unless a purple dial is specifically desired, other color options are recommended. On balance, owners rate the Orient AC0Q-40 Diver Watch highly for its appealing design and value proposition in a compact package.
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