Which is cheaper, the Bremont Supermarine 500M or the Seestern S471 Double Crown Diver?

At MSRP the Seestern S471 Double Crown Diver is the cheaper of the two at $179, against $4,700 for the Bremont Supermarine 500M — a $4,521 gap before any retailer discounting.

Which is bigger, the Bremont Supermarine 500M or the Seestern S471 Double Crown Diver?

The Bremont Supermarine 500M wears larger at 43mm versus 38mm for the Seestern S471 Double Crown Diver — a 5mm difference across the dial.

Which has better water resistance, the Bremont Supermarine 500M or the Seestern S471 Double Crown Diver?

The Bremont Supermarine 500M is rated to 500m versus 100m for the Seestern S471 Double Crown Diver.

Which has a longer power reserve, the Bremont Supermarine 500M or the Seestern S471 Double Crown Diver?

The Seestern S471 Double Crown Diver carries a 35h+-hour power reserve against 40 hours on the Bremont Supermarine 500M.

What movement does the Bremont Supermarine 500M run compared to the Seestern S471 Double Crown Diver?

Both watches run automatic movements — the Bremont Supermarine 500M uses the BE-92AE and the Seestern S471 Double Crown Diver uses the Miyota 8215.

Side by side

Bremont Supermarine 500MvsSeestern S471 Double Crown Diver

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

Bremont Supermarine 500M

sm43-dt-ss-bk-n-s

MSRP $4,700

Seestern S471 Double Crown Diver

S471

MSRP $179

At a glance

13 of 29 specs differ

Diameter

Supermarine 500M43mm

S471 Double Crown Diver38mm

Power Reserve

Supermarine 500M40h

S471 Double Crown Diver35h+h

Water Resistance

Supermarine 500M500m

S471 Double Crown Diver100m

MSRP

Supermarine 500M$4,700

S471 Double Crown Diver$179

Full specifications

Case

5 specs

Diameter

43mm

38mm

Thickness

13mm

12mm

Lug-to-Lug

—

40.3mm

Lug Width

22mm

20mm

Water Resistance

500m

100m

Crystal & Dial

2 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

Black

Blue

Movement

5 specs

Caliber

BE-92AE

Miyota 8215

Beat Rate

28,800 vph

3 vph

Power Reserve

40h

35h+h

Jewels

Complications

None

Date

Pricing

1 specs

MSRP

$4,700

$179

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