Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsTornek-Rayville CISO M38 Field

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
CISO M38 Field
Tornek-RayvilleCISO M38 Field
MSRP $695

At a glance

12 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
CISO M38 Field38mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
CISO M38 Field42h
Water Resistance
Flyboy Airmaster GMT Automatic50m
CISO M38 Field100m
MSRP
Flyboy Airmaster GMT Automatic$365
CISO M38 Field$695

Full specifications

Case

7 specs
Category
GMT
Diameter
40mm
38mm
Thickness
12.45mm
Lug-to-Lug
43.6mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
None
Superluminova

Movement

2 specs
Caliber
NH34
TMI NH36
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$365
$695

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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.

Tornek-Rayville CISO M38 Field

Owners widely report the Tornek-Rayville CISO M38 Field offers high overall quality with a comfortable bracelet featuring single-sided screw links. The watch exhibits minimal wear, with only hairline scratches and a faint, difficult-to-photograph bezel mark. On balance, owners value the Tornek-Rayville CISO M38 Field for its robust build and comfortable wearability.

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