Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsDryden Heartlander Automatic

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
Heartlander Automatic
DrydenHeartlander Automatic
MSRP $600

At a glance

11 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
Heartlander Automatic38mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
Heartlander Automatic40h
Water Resistance
Flyboy Airmaster GMT Automatic50m
Heartlander Automatic101m
MSRP
Flyboy Airmaster GMT Automatic$365
Heartlander Automatic$600

Full specifications

Case

7 specs
Category
GMT
Field
Diameter
40mm
38mm
Thickness
11.2mm
Lug-to-Lug
46mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
101m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Goldfinch

Movement

1 specs
Caliber
NH34
Miyota 9039

Pricing

1 specs
MSRP
$365
$600

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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.

Dryden Heartlander Automatic

The Dryden Heartlander Automatic is widely praised for its versatility, comfortable 38mm case that wears smaller than its dimensions suggest, and excellent dial variety. Reviewers highlight its value at $500, noting good finishing, a domed sapphire crystal, and 100m water resistance. The tapering bracelet with solid links is also considered comfortable. One owner notes the crown may protrude slightly and irritate some wearers. On balance, owners and reviewers rate the Dryden Heartlander Automatic highly for its combination of wearability, features, and value.

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