Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsStudio Underd0g Classic Cheese (Gen3)

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

AVI-8 Flyboy Airmaster GMT Automatic

Owners widely praise the AVI-8 Flyboy Airmaster GMT Automatic for its robust build quality, intricate three-timezone function, and crisp dial texture. The watch is noted for its wearable 41mm case size and 48.5mm lug-to-lug, with an internally positioned GMT complication that maintains a clean dial appearance. Some owners report the stock leather strap feels cheap and limits strap changing options. On balance, owners rate the AVI-8 Flyboy Airmaster GMT Automatic highly for its solid finishing and value, particularly highlighting the dial's depth and texture.

Studio Underd0g Classic Cheese (Gen3)

The Studio Underd0g Classic Cheese (Gen3) is praised for its unique textured dial, graduating from yellow to orange with a distinctive "missing" slice at 3 o'clock, evoking melted cheese. It features a vintage-inspired 38.5mm stainless steel case with careful finishing, brushed and polished accents, and a 44.5mm lug-to-lug measurement. The watch is powered by a hand-wound Seagull ST-1901 chronograph movement, with a regulated accuracy of -10/+15 seconds per day and a 50m water resistance rating. On balance, reviewers highlight the Studio Underd0g Classic Cheese (Gen3)'s creative dial design and wearable vintage case proportions as its strongest attributes.

At a glance

7 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
Classic Cheese (Gen3)38.5mm
Power Reserve
Flyboy Airmaster GMT Automatic
Classic Cheese (Gen3)
Water Resistance
Flyboy Airmaster GMT Automatic50m
Classic Cheese (Gen3)
MSRP
Flyboy Airmaster GMT Automatic$365
Classic Cheese (Gen3)$625

Full specifications

Case

4 specs
Category
GMT
Chronograph
Diameter
40mm
38.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m

Crystal & Dial

1 specs
Dial Color
Black
Exclusive Access

Movement

1 specs
Caliber
Seiko NH34

Pricing

1 specs
MSRP
$365
$625
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