Side by side

Bremont Supermarine 300MvsSynchron Poseidon

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
Poseidon
SynchronPoseidon
Buy from Bremont ↗
Buy used on eBay ↗
Buy from Synchron ↗
Buy used on eBay ↗

At a glance

10 of 29 specs differ
Diameter
Supermarine 300M40mm
Poseidon41mm
Power Reserve
Supermarine 300M40h
Poseidon68h
Water Resistance
Supermarine 300M300m
Poseidon300m
MSRP
Supermarine 300M$3,550
Poseidon—

Full specifications

Case

6 specs
Category
Diver
—
Diameter
40mm
41mm
Thickness
12mm
11.9mm
Lug-to-Lug
—
45mm
Lug Width
20mm
20mm
Material
904L Stainless Steel
Titanium

Crystal & Dial

1 specs
Dial Color
Green
Sunshine Yellow

Movement

2 specs
Caliber
BE-92AE
La Joux-Perret G100
Power Reserve
40h
68h

Pricing

1 specs
MSRP
$3,550
—
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