Side by side
AVI-8 Bell X-1 Machbuster AutomaticvsSeiko 5 Sports SKX series
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
14 of 29 specs differDiameter
Bell X-1 Machbuster Automatic—
5 Sports SKX series42.5mm
Power Reserve
Bell X-1 Machbuster Automatic—
5 Sports SKX series41h
Water Resistance
Bell X-1 Machbuster Automatic50m
5 Sports SKX series100m
MSRP
Bell X-1 Machbuster Automatic$350
5 Sports SKX series$495
Full specifications
Case
7 specsCategory
Pilot
GMT
Diameter
—
42.5mm
Thickness
13mm
13.6mm
Lug-to-Lug
51mm
46mm
Lug Width
—
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m
Crystal & Dial
3 specsCrystal
Sapphire
Hardlex
Dial Color
Black
—
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
—
Seiko 4R34
Power Reserve
0h
41h
Jewels
0
24
Pricing
1 specsMSRP
$350
$495
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