AVI-8 Flyboy Airmaster GMT AutomaticvsChristopher Ward C63 Sealander GMT

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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.

Flyboy Airmaster GMT Automatic

C63 Sealander GMT
Diameter
40mm
42mm
Lug-to-Lug
n/a
48.5mm
Thickness
n/a
11.3mm
Water Resistance
50m
150m
highest
Power Reserve
n/a
56h
MSRP
$345
lowest
$1,675
Movement
Seiko NH34
Sellita SW330-2
Case
8 specsCrystal & Dial
2 specsMovement
5 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the AVI-8 Flyboy Airmaster GMT Automatic for its unique aviator style, robust build, and crisp dial texture, with one owner noting a complex three-timezone function. The watch is considered fun and wearable with solid dimensions, though some find the dial busy and difficult to read, and the stock strap is noted as cheap with limited lug hole options. Some owners question the quality relative to price, while others acknowledge that AVI-8 watches, often featuring Seiko NH34 movements, are generally considered decent for their $100-$200 price point. On balance, owners rate the AVI-8 Flyboy Airmaster GMT Automatic well for its standout aviator design and value at the price.
Owners widely praise the Christopher Ward C63 Sealander GMT's comfortable wearability, with reviewers noting the slim profile and clean finishing on the Light-catcher case featuring alternating brushed and polished surfaces. Some owners find the gloss white dial's text and indices small, and the orange accents can appear more yellow than desired. The Sellita SW330-2 movement provides caller GMT functionality. On balance, reviewers and owners appreciate the Christopher Ward C63 Sealander GMT for its comfortable wearability and case finishing at its price point.
The watch is praised for its value proposition against higher-priced competitors. The bracelet lacked refinement compared to Swiss counterparts.
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