Side by side
AVI-8 Bell X-1 Machbuster AutomaticvsOrient Helios
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Bell X-1 Machbuster Automatic—
Helios40.5mm
Power Reserve
Bell X-1 Machbuster Automatic40h
Helios40h
Water Resistance
Bell X-1 Machbuster Automatic50m
Helios30m
MSRP
Bell X-1 Machbuster Automatic$350
Helios$335
Full specifications
Case
8 specsCategory
Pilot
—
Diameter
—
40.5mm
Thickness
13mm
12mm
Lug-to-Lug
51mm
47mm
Lug Width
—
21mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
30m
Caseback
Solid
Display
Crystal & Dial
5 specsCrystal
Sapphire
Mineral
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Black
Green
Indices
Applied
—
Movement
3 specsCaliber
—
FT622
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22
Pricing
1 specsMSRP
$350
$335
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