Side by side
Bremont Supermarine 300MvsJack Mason Ellum Manual Wind
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Supermarine 300M40mm
Ellum Manual Wind38mm
Power Reserve
Supermarine 300M40h
Ellum Manual Wind42h
Water Resistance
Supermarine 300M300m
Ellum Manual Wind50m
MSRP
Supermarine 300M$3,550
Ellum Manual Wind$799
Full specifications
Case
6 specsCategory
Diver
—
Diameter
40mm
38mm
Thickness
12mm
9mm
Lug-to-Lug
—
45mm
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
50m
Crystal & Dial
1 specsDial Color
Green
—
Movement
3 specsCaliber
BE-92AE
Sellita SW210
Type
Automatic
Manual
Power Reserve
40h
42h
Pricing
1 specsMSRP
$3,550
$799
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