Which is cheaper, the Seiko Prospex Sea or the UBIQ Dual?

At MSRP the UBIQ Dual is the cheaper of the two at $704, against $1,100 for the Seiko Prospex Sea — a $396 gap before any retailer discounting.

Which is bigger, the Seiko Prospex Sea or the UBIQ Dual?

The Seiko Prospex Sea wears larger at 41.3mm versus 39mm for the UBIQ Dual — a 2.3mm difference across the dial.

Which has better water resistance, the Seiko Prospex Sea or the UBIQ Dual?

The Seiko Prospex Sea is rated to 300m versus 200m for the UBIQ Dual.

Which has a longer power reserve, the Seiko Prospex Sea or the UBIQ Dual?

The Seiko Prospex Sea carries a 72-hour power reserve against 42 hours on the UBIQ Dual.

What movement does the Seiko Prospex Sea run compared to the UBIQ Dual?

Both watches run automatic movements — the Seiko Prospex Sea uses the 6R55 and the UBIQ Dual uses the Miyota 9015.

Side by side

Seiko Prospex SeavsUBIQ Dual

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

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Seiko Prospex Sea

spb481j1

MSRP $1,100

UBIQ Dual

dual-applesour

MSRP $704

At a glance

12 of 29 specs differ

Diameter

Prospex Sea41.3mm

Dual39mm

Power Reserve

Prospex Sea72h

Dual42h

Water Resistance

Prospex Sea300m

Dual200m

MSRP

Prospex Sea$1,100

Dual$704

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Anti-reflective coating on inner surface

Inner

Dial Color

Black

Warm Grey

Lume

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

6R55

Miyota 9015

Power Reserve

72h

42h

Jewels

Pricing

1 specs

MSRP

$1,100

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Seiko Prospex SeavsUBIQ Dual

At a glance

Full specifications

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