Which is cheaper, the Bremont Supermarine 300M or the Straton Syncro MKII Mechanical Chrono?

At MSRP the Straton Syncro MKII Mechanical Chrono is the cheaper of the two at $599, against $3,550 for the Bremont Supermarine 300M — a $2,951 gap before any retailer discounting.

Which has better water resistance, the Bremont Supermarine 300M or the Straton Syncro MKII Mechanical Chrono?

The Bremont Supermarine 300M is rated to 300m versus 100m for the Straton Syncro MKII Mechanical Chrono.

What movement does the Bremont Supermarine 300M run compared to the Straton Syncro MKII Mechanical Chrono?

The Bremont Supermarine 300M runs a automatic caliber (BE-92AE), while the Straton Syncro MKII Mechanical Chrono runs a manual (Seagull ST19).

Side by side

Bremont Supermarine 300MvsStraton Straton Syncro MKII Mechanical Chrono

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

Straton Straton Syncro MKII Mechanical Chrono

straton-syncro-mkii-mechanical-chrono

MSRP $599

At a glance

17 of 29 specs differ

Diameter

Supermarine 300M40mm

Straton Syncro MKII Mechanical Chrono40mm

Power Reserve

Supermarine 300M40h

Straton Syncro MKII Mechanical Chrono—

Water Resistance

Supermarine 300M300m

Straton Syncro MKII Mechanical Chrono100m

MSRP

Supermarine 300M$3,550

Straton Syncro MKII Mechanical Chrono$599

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Domed

AR Coating

Inner

Underside

Dial Color

Green

—

Indices

Applied

—

Movement

5 specs

Caliber

BE-92AE

Seagull ST19

Type

Automatic

Manual

Beat Rate

28,800 vph

0 vph

Power Reserve

40h

Jewels

Pricing

1 specs

MSRP

$3,550

$599

Follow this matchup

Get a note when Bremont Supermarine 300M vs Straton Syncro MKII Mechanical Chrono gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring