Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsOak & Oscar The Olmsted 38

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
The Olmsted 38
Oak & OscarThe Olmsted 38
MSRP $1,775

At a glance

16 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
The Olmsted 3838mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
The Olmsted 3842h
Water Resistance
Flyboy Airmaster GMT Automatic50m
The Olmsted 38100m
MSRP
Flyboy Airmaster GMT Automatic$365
The Olmsted 38$1,775

Full specifications

Case

7 specs
Category
GMT
Field
Diameter
40mm
38mm
Thickness
10.8mm
Lug-to-Lug
44.9mm
Lug Width
20mm
Water Resistance
50m
100m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Black
Green
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
NH34
Sellita SW300
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
42h
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
$365
$1,775

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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.

Oak & Oscar The Olmsted 38

Oak & Oscar The Olmsted 38 is praised for its sharp, stealthy aesthetic with a durable ceramic-coated stainless steel case and a clean, no-date dial. Reviewers highlight its excellent wearability at 38mm and the value proposition at $1,475, which includes two strap options. The watch features a sandwich dial with stencil numerals and orange accents, powered by a modified ETA 2892-A2 movement. Overall, reviewers find Oak & Oscar The Olmsted 38 to be a modern and aggressive take on the classic field watch, offering exceptional value.

From video reviewers

The Olmsted 38 features tightly executed tolerances and an ultra-fine level of finishing. Reviewers did not reach a consensus on any weaknesses. Reviewers did not explicitly disagree on any points.

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