Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsBell & Ross BR-X5 Iridescent

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
BR-X5 Iridescent
Bell & RossBR-X5 Iridescent
MSRP $9,709

At a glance

18 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
BR-X5 Iridescent41mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
BR-X5 Iridescent70 hoursh
Water Resistance
Flyboy Airmaster GMT Automatic50m
BR-X5 Iridescent100m
MSRP
Flyboy Airmaster GMT Automatic$365
BR-X5 Iridescent$9,709

Full specifications

Case

7 specs
Category
GMT
Diameter
40mm
41mm
Thickness
12.8mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
50m
100m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
Black
White
Indices
Applied
Applied indices
Lume
None
Super-LumiNova

Movement

5 specs
Caliber
NH34
BR-CAL.323
Beat Rate
28,800 vph
Power Reserve
40h
70 hoursh
Jewels
25
Complications
None
Hours/Minutes, Seconds, Power Reserve Indicator

Pricing

1 specs
MSRP
$365
$9,709

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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.

Bell & Ross BR-X5 Iridescent

The Bell & Ross BR-X5 Iridescent is praised for its vibrant, color-shifting dial that moves between blue, green, and violet hues, achieved through layered PVD coatings over a sunburst texture. Reviewers note the 41mm stainless steel case has a mix of polished and brushed finishes. The BR-CAL.323 automatic movement, manufactured by Kenissi, is COSC-certified and offers a 70-hour power reserve. Some owners find the dial's "epic summer vibe" a bit too flashy and express concern about long-term appeal, with the watch priced at $8,400 on a bracelet. Overall, owners and reviewers highlight the striking iridescent dial as the Bell & Ross BR-X5 Iridescent's defining feature.

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