Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsSpinnaker Hull

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

Flyboy Airmaster GMT Automatic
AVI-8Flyboy Airmaster GMT Automatic
MSRP $365
Hull
SpinnakerHull
MSRP $159

At a glance

9 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
Hull42mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
Hull40h
Water Resistance
Flyboy Airmaster GMT Automatic50m
Hull100m
MSRP
Flyboy Airmaster GMT Automatic$365
Hull$159

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
40mm
42mm
Thickness
15mm
Lug-to-Lug
47.5mm
Lug Width
22mm
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
Black
Volcanic Black

Movement

1 specs
Caliber
NH34
SII NH35A

Pricing

1 specs
MSRP
$365
$159

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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.

Spinnaker Hull

The Spinnaker Hull is widely praised by owners for its textured or deep sandwich dials, bold cushion case design, and vintage charm, with one owner finding its jubilee bracelet superior to Seiko's. The meca-quartz movement is a common feature, and the watch offers 100m water resistance. However, the 24-hour subdial is considered functionally illogical and visually unappealing by one owner, and the mineral crystal is noted as a drawback compared to sapphire. On balance, owners rate the Spinnaker Hull highly for its significant style and value at its budget price point.

From video reviewers

The watch's lume is a strong point. Reviewers noted the absence of a sapphire crystal as a drawback.

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