Side by side
Bremont Supermarine 300MvsCastor Watches León Negro
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Supermarine 300M40mm
León Negro38mm
Power Reserve
Supermarine 300M40h
León Negro—
Water Resistance
Supermarine 300M300m
León Negro50m
MSRP
Supermarine 300M$3,550
León Negro—
Full specifications
Case
6 specsCategory
Diver
—
Diameter
40mm
38mm
Thickness
12mm
—
Lug Width
20mm
—
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
50m
Crystal & Dial
2 specsCrystal
Sapphire
Mineral
Dial Color
Green
Copper
Movement
3 specsCaliber
BE-92AE
—
Type
Automatic
Quartz
Power Reserve
40h
—
Pricing
1 specsMSRP
$3,550
—
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