Side by side

Bremont Supermarine 300MvsDuckworth Prestex Bolton Automatic

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

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Supermarine 300M
BremontSupermarine 300M
MSRP $3,550
Bolton Automatic
Duckworth PrestexBolton Automatic
MSRP $776
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Buy from Duckworth Prestex ↗
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At a glance

9 of 29 specs differ
Diameter
Supermarine 300M40mm
Bolton Automatic39mm
Power Reserve
Supermarine 300M40h
Bolton Automatic40h
Water Resistance
Supermarine 300M300m
Bolton Automatic200m
MSRP
Supermarine 300M$3,550
Bolton Automatic$776

Full specifications

Case

6 specs
Category
Diver
—
Diameter
40mm
39mm
Thickness
12mm
11mm
Lug-to-Lug
—
46.5mm
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Green
—

Movement

1 specs
Caliber
BE-92AE
Miyota 82S5

Pricing

1 specs
MSRP
$3,550
—
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