Which is cheaper, the Aigi Watches ARCTIC TIDE or the Seiko 5KX?

At MSRP the Seiko 5KX is the cheaper of the two at $350, against $875 for the Aigi Watches ARCTIC TIDE — a $525 gap before any retailer discounting.

Which is bigger, the Aigi Watches ARCTIC TIDE or the Seiko 5KX?

The Seiko 5KX wears larger at 42.5mm versus 40mm for the Aigi Watches ARCTIC TIDE — a 2.5mm difference across the dial.

Which has better water resistance, the Aigi Watches ARCTIC TIDE or the Seiko 5KX?

The Aigi Watches ARCTIC TIDE is rated to 200m versus 10m for the Seiko 5KX.

Which has a longer power reserve, the Aigi Watches ARCTIC TIDE or the Seiko 5KX?

The Seiko 5KX carries a 41-hour power reserve against 40 hours on the Aigi Watches ARCTIC TIDE.

What movement does the Aigi Watches ARCTIC TIDE run compared to the Seiko 5KX?

Both watches run automatic movements — the Aigi Watches ARCTIC TIDE uses the Sellita SW200-1 and the Seiko 5KX uses the 4R36.

Side by side

Aigi Watches ARCTIC TIDEvsSeiko 5KX

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

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Aigi Watches ARCTIC TIDE

arctic-tide

MSRP $875

Seiko 5KX

srpd51

MSRP $350

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Buy from Seiko ↗

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At a glance

12 of 29 specs differ

Diameter

ARCTIC TIDE40mm

5KX42.5mm

Power Reserve

ARCTIC TIDE40h

5KX41h

Water Resistance

ARCTIC TIDE200m

5KX100m

MSRP

ARCTIC TIDE$875

5KX$350

Full specifications

Case

5 specs

Crystal & Dial

3 specs

Crystal

Sapphire

Hardlex

Dial Color

—

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Sellita SW200-1

4R36

Power Reserve

40h

41h

Jewels

Pricing

1 specs

MSRP

$875

$350

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Aigi Watches ARCTIC TIDEvsSeiko 5KX

At a glance

Full specifications

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