Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsTimefactors PRS-29A

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
PRS-29A
TimefactorsPRS-29A
MSRP $544
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.

Timefactors PRS-29A

Owners widely praise the Timefactors PRS-29A for its excellent value, faithful reissue design, and compact 36mm case. The manual-wind ETA 2801-2 movement, 100m water resistance, and anti-magnetic properties are frequently highlighted as functional strengths, making it a popular grab-and-go or travel watch. Some owners note the shiny hands can blend into the dial, and one owner reports accuracy around +5 seconds per day. A desire for a screw-down crown for enhanced water resistance and poor lume are also mentioned. Overall, owners rate the Timefactors PRS-29A highly for its historical accuracy and robust build at its price point.

At a glance

12 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
PRS-29A36mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
PRS-29A
Water Resistance
Flyboy Airmaster GMT Automatic50m
PRS-29A100m
MSRP
Flyboy Airmaster GMT Automatic$365
PRS-29A$544

Full specifications

Case

7 specs
Category
GMT
Diameter
40mm
36mm
Thickness
11.1mm
Lug-to-Lug
46.8mm
Lug Width
18mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

1 specs
Lume
None
SuperLuminova C3

Movement

3 specs
Caliber
Seiko NH34
ETA 2801-2
Type
Automatic
Manual
Power Reserve
40h

Pricing

1 specs
MSRP
$365
$544
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