Which is cheaper, the Marnaut Dark Surge 300 or the Smiths Armstrong Siddeley?

At MSRP the Smiths Armstrong Siddeley is the cheaper of the two at $980, against $1,390 for the Marnaut Dark Surge 300 — a $410 gap before any retailer discounting.

Which is bigger, the Marnaut Dark Surge 300 or the Smiths Armstrong Siddeley?

The Smiths Armstrong Siddeley wears larger at 42mm versus 41mm for the Marnaut Dark Surge 300 — a 1mm difference across the dial.

Which has better water resistance, the Marnaut Dark Surge 300 or the Smiths Armstrong Siddeley?

The Marnaut Dark Surge 300 is rated to 300m versus 100m for the Smiths Armstrong Siddeley.

What movement does the Marnaut Dark Surge 300 run compared to the Smiths Armstrong Siddeley?

The Marnaut Dark Surge 300 runs a automatic caliber (Sellita SW200-1), while the Smiths Armstrong Siddeley runs a manual (ETA/Unitas 6498).

Side by side

Marnaut Dark Surge 300vsSmiths Armstrong Siddeley

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

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Marnaut Dark Surge 300

MSRP $1,390

See the full Dark Surge 300

Smiths Armstrong Siddeley

MSRP $980

See the full Armstrong Siddeley

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At a glance

11 of 29 specs differ

Diameter

Dark Surge 30041mm

Armstrong Siddeley42mm

Power Reserve

Dark Surge 30041h

Armstrong Siddeley—

Water Resistance

Dark Surge 300300m

Armstrong Siddeley100m

MSRP

Dark Surge 300$1,390

Armstrong Siddeley$980

Full specifications

Case

5 specs

Diameter

41mm

42mm

Thickness

14.2mm

12mm

Lug-to-Lug

50mm

52mm

Lug Width

20mm

22mm

Water Resistance

300m

100m

Crystal & Dial

2 specs

Dial Color

Adriatic

Cream

Lume

SuperLuminova C3

None

Movement

3 specs

Caliber

Sellita SW200-1

ETA/Unitas 6498

Type

Automatic

Manual

Power Reserve

41h

—

Pricing

1 specs

MSRP

$1,390

$980

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Marnaut Dark Surge 300vsSmiths Armstrong Siddeley

At a glance

Full specifications

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