Which is cheaper, the Bremont ALT1-C or the Marnaut Dark Surge 300?

At MSRP the Marnaut Dark Surge 300 is the cheaper of the two at $1,390, against $6,150 for the Bremont ALT1-C — a $4,760 gap before any retailer discounting.

Which is bigger, the Bremont ALT1-C or the Marnaut Dark Surge 300?

The Bremont ALT1-C wears larger at 43mm versus 41mm for the Marnaut Dark Surge 300 — a 2mm difference across the dial.

Which has better water resistance, the Bremont ALT1-C or the Marnaut Dark Surge 300?

The Marnaut Dark Surge 300 is rated to 300m versus 100m for the Bremont ALT1-C.

Which has a longer power reserve, the Bremont ALT1-C or the Marnaut Dark Surge 300?

The Marnaut Dark Surge 300 carries a 41-hour power reserve against 40 hours on the Bremont ALT1-C.

What movement does the Bremont ALT1-C run compared to the Marnaut Dark Surge 300?

Both watches run automatic movements — the Bremont ALT1-C uses the BE-50AE and the Marnaut Dark Surge 300 uses the Sellita SW200-1.

Side by side

Bremont ALT1-CvsMarnaut Dark Surge 300

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

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Bremont ALT1-C

ALT1-C2-CR-SS-R-S

MSRP $6,150

Marnaut Dark Surge 300

MSRP $1,390

At a glance

12 of 29 specs differ

Diameter

ALT1-C43mm

Dark Surge 30041mm

Power Reserve

ALT1-C40h

Dark Surge 30041h

Water Resistance

ALT1-C100m

Dark Surge 300300m

MSRP

ALT1-C$6,150

Dark Surge 300$1,390

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Dial Color

Regular length (15cm - 19cm wrist size)

Adriatic

Lume

None

SuperLuminova C3

Movement

2 specs

Caliber

BE-50AE

Sellita SW200-1

Power Reserve

40h

41h

Pricing

1 specs

MSRP

$6,150

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Bremont ALT1-CvsMarnaut Dark Surge 300

At a glance

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