Which is cheaper, the Bremont Supermarine 300M or the Cincinnati Watch Company Rose Window?

At MSRP the Cincinnati Watch Company Rose Window is the cheaper of the two at $1,549, against $3,550 for the Bremont Supermarine 300M — a $2,001 gap before any retailer discounting.

Which is bigger, the Bremont Supermarine 300M or the Cincinnati Watch Company Rose Window?

The Bremont Supermarine 300M wears larger at 40mm versus 38mm for the Cincinnati Watch Company Rose Window — a 2mm difference across the dial.

Which has better water resistance, the Bremont Supermarine 300M or the Cincinnati Watch Company Rose Window?

The Bremont Supermarine 300M is rated to 300m versus 100m for the Cincinnati Watch Company Rose Window.

Which has a longer power reserve, the Bremont Supermarine 300M or the Cincinnati Watch Company Rose Window?

The Cincinnati Watch Company Rose Window carries a 45-hour power reserve against 40 hours on the Bremont Supermarine 300M.

What movement does the Bremont Supermarine 300M run compared to the Cincinnati Watch Company Rose Window?

The Bremont Supermarine 300M runs a automatic caliber (BE-92AE), while the Cincinnati Watch Company Rose Window runs a manual (Sellita SW210-1).

Side by side

Bremont Supermarine 300MvsCincinnati Watch Company Rose Window

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

Bremont Supermarine 300M

sm40-nd-ss-gn-b

MSRP $3,550

Cincinnati Watch Company Rose Window

rose-window

MSRP $1,549

At a glance

19 of 29 specs differ

Diameter

Supermarine 300M40mm

Rose Window38mm

Power Reserve

Supermarine 300M40h

Rose Window45h

Water Resistance

Supermarine 300M300m

Rose Window100m

MSRP

Supermarine 300M$3,550

Rose Window$1,549

Full specifications

Case

8 specs

Crystal & Dial

5 specs

Crystal Shape

Flat

Domed

AR Coating

Inner

Underside

Dial Color

Green

—

Indices

Applied

—

Lume

None

X1 C3 Super-LumiNova

Movement

5 specs

Caliber

BE-92AE

Sellita SW210-1

Type

Automatic

Manual

Beat Rate

28,800 vph

0 vph

Power Reserve

40h

45h

Jewels

Pricing

1 specs

MSRP

$3,550

$1,549

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