Which is cheaper, the Spinnaker Dumas Automatic or the Straton Syncro MKII Mechanical Chrono?

At MSRP the Spinnaker Dumas Automatic is the cheaper of the two at $239, against $599 for the Straton Syncro MKII Mechanical Chrono — a $360 gap before any retailer discounting.

Which is bigger, the Spinnaker Dumas Automatic or the Straton Syncro MKII Mechanical Chrono?

The Spinnaker Dumas Automatic wears larger at 44mm versus 40mm for the Straton Syncro MKII Mechanical Chrono — a 4mm difference across the dial.

Which has better water resistance, the Spinnaker Dumas Automatic or the Straton Syncro MKII Mechanical Chrono?

The Spinnaker Dumas Automatic is rated to 300m versus 100m for the Straton Syncro MKII Mechanical Chrono.

What movement does the Spinnaker Dumas Automatic run compared to the Straton Syncro MKII Mechanical Chrono?

The Spinnaker Dumas Automatic runs a automatic caliber (SII NH35A), while the Straton Syncro MKII Mechanical Chrono runs a manual (Seagull ST19).

Side by side

Spinnaker Dumas AutomaticvsStraton Straton Syncro MKII Mechanical Chrono

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

Spinnaker Dumas Automatic

dumas-blue-yonder-sp-5081-dd

MSRP $239

Straton Straton Syncro MKII Mechanical Chrono

straton-syncro-mkii-mechanical-chrono

MSRP $599

At a glance

17 of 29 specs differ

Diameter

Dumas Automatic44mm

Straton Syncro MKII Mechanical Chrono40mm

Power Reserve

Dumas Automatic40h

Straton Syncro MKII Mechanical Chrono—

Water Resistance

Dumas Automatic300m

Straton Syncro MKII Mechanical Chrono100m

MSRP

Dumas Automatic$239

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

Blue

—

Indices

Applied

—

Movement

5 specs

Caliber

SII NH35A

Seagull ST19

Type

Automatic

Manual

Beat Rate

28,800 vph

0 vph

Power Reserve

40h

Jewels

Pricing

1 specs

MSRP

$239

$599

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