Side by side

Bremont Supermarine 300MvsSerket Watch Co Reef Mariana

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
Reef Mariana
Serket Watch CoReef Mariana
MSRP $449
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Buy from Serket Watch Co ↗
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At a glance

10 of 29 specs differ
Diameter
Supermarine 300M40mm
Reef Mariana40mm
Power Reserve
Supermarine 300M40h
Reef Mariana—
Water Resistance
Supermarine 300M300m
Reef Mariana200m
MSRP
Supermarine 300M$3,550
Reef Mariana$449

Full specifications

Case

5 specs
Category
Diver
—
Thickness
12mm
13.2mm
Lug-to-Lug
—
47.5mm
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
Dial Color
Green
Orange
Lume
None
BGW9

Movement

2 specs
Caliber
BE-92AE
Seiko NH35
Power Reserve
40h
—

Pricing

1 specs
MSRP
$3,550
$449
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