Side by side
AVI-8 Bell X-1 Machbuster AutomaticvsBorealis Watch Co. Neptuno
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Bell X-1 Machbuster Automatic—
Neptuno40.00mm
Power Reserve
Bell X-1 Machbuster Automatic40h
Neptuno40h
Water Resistance
Bell X-1 Machbuster Automatic50m
Neptuno300m
MSRP
Bell X-1 Machbuster Automatic$350
Neptuno$390
Full specifications
Case
7 specsCategory
Pilot
Diver
Diameter
—
40.00mm
Thickness
13mm
14.10mm
Lug-to-Lug
51mm
47.20mm
Lug Width
—
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
300m
Crystal & Dial
1 specsLume
None
BGW9
Movement
1 specsCaliber
—
NH38
Pricing
1 specsMSRP
$350
$390
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