Side by side

Bremont Airco Mach 1 JetvsDuckworth Prestex Belmont 300 Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Airco Mach 1 Jet
BremontAirco Mach 1 Jet
MSRP $4,500
Belmont 300 Automatic
Duckworth PrestexBelmont 300 Automatic
MSRP $750
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Buy from Duckworth Prestex ↗
Buy used on eBay ↗

At a glance

10 of 29 specs differ
Diameter
Airco Mach 1 Jet40mm
Belmont 300 Automatic42mm
Power Reserve
Airco Mach 1 Jet40h
Belmont 300 Automatic38h
Water Resistance
Airco Mach 1 Jet100m
Belmont 300 Automatic300m
MSRP
Airco Mach 1 Jet$4,500
Belmont 300 Automatic$750

Full specifications

Case

6 specs
Category
Pilot
—
Diameter
40mm
42mm
Thickness
12mm
13mm
Lug-to-Lug
—
50mm
Material
Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

1 specs
Dial Color
Black
—

Movement

2 specs
Caliber
—
Miyota 9039
Power Reserve
40h
38h

Pricing

1 specs
MSRP
$4,500
$750
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