Which is cheaper, the Sugess Seestern S471 Internal Rotating Bezel or the Spinnaker Dumas Automatic?

At MSRP the Spinnaker Dumas Automatic is the cheaper of the two at $239, against $299 for the Sugess Seestern S471 Internal Rotating Bezel — a $60 gap before any retailer discounting.

Which is bigger, the Sugess Seestern S471 Internal Rotating Bezel or the Spinnaker Dumas Automatic?

The Spinnaker Dumas Automatic wears larger at 44mm versus 40mm for the Sugess Seestern S471 Internal Rotating Bezel — a 4mm difference across the dial.

Which has better water resistance, the Sugess Seestern S471 Internal Rotating Bezel or the Spinnaker Dumas Automatic?

The Spinnaker Dumas Automatic is rated to 300m versus 10m for the Sugess Seestern S471 Internal Rotating Bezel.

Which has a longer power reserve, the Sugess Seestern S471 Internal Rotating Bezel or the Spinnaker Dumas Automatic?

The Spinnaker Dumas Automatic carries a 40-hour power reserve against 35 hours on the Sugess Seestern S471 Internal Rotating Bezel.

What movement does the Sugess Seestern S471 Internal Rotating Bezel run compared to the Spinnaker Dumas Automatic?

Both watches run automatic movements — the Sugess Seestern S471 Internal Rotating Bezel uses the 8215 and the Spinnaker Dumas Automatic uses the SII NH35A.

Side by side

Sugess Seestern S471 Internal Rotating BezelvsSpinnaker Dumas Automatic

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

Sugess Seestern S471 Internal Rotating Bezel

S471

MSRP $299

Spinnaker Dumas Automatic

dumas-blue-yonder-sp-5081-dd

MSRP $239

At a glance

12 of 29 specs differ

Diameter

Seestern S471 Internal Rotating Bezel40mm

Dumas Automatic44mm

Power Reserve

Seestern S471 Internal Rotating Bezel35h

Dumas Automatic40h

Water Resistance

Seestern S471 Internal Rotating Bezel10m

Dumas Automatic300m

MSRP

Seestern S471 Internal Rotating Bezel$299

Dumas Automatic$239

Full specifications

Case

7 specs

Movement

4 specs

Caliber

8215

SII NH35A

Beat Rate

3 vph

28,800 vph

Power Reserve

35h

40h

Complications

GMT, Chronograph, Moonphase, Date

None

Pricing

1 specs

MSRP

$299

$239

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