Which is bigger, the Seiko Prospex Sea or the Pompeak Sub-Aquatic?

The Seiko Prospex Sea wears larger at 42mm versus 40mm for the Pompeak Sub-Aquatic — a 2mm difference across the dial.

Which has better water resistance, the Seiko Prospex Sea or the Pompeak Sub-Aquatic?

The Seiko Prospex Sea is rated to 300m versus 200m for the Pompeak Sub-Aquatic.

Which has a longer power reserve, the Seiko Prospex Sea or the Pompeak Sub-Aquatic?

The Seiko Prospex Sea carries a 72-hour power reserve against 38 hours on the Pompeak Sub-Aquatic.

What movement does the Seiko Prospex Sea run compared to the Pompeak Sub-Aquatic?

Both watches run automatic movements — the Seiko Prospex Sea uses the 6R54 and the Pompeak Sub-Aquatic uses the Sellita SW200-1.

Side by side

Seiko Prospex SeavsPompeak Sub-Aquatic

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

hbc001j1

MSRP $915

At a glance

12 of 29 specs differ

Diameter

Prospex Sea42mm

Sub-Aquatic40mm

Power Reserve

Prospex Sea72h

Sub-Aquatic38h

Water Resistance

Prospex Sea300m

Sub-Aquatic200m

MSRP

Prospex Sea—

Sub-Aquatic$915

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Anti-reflective coating on inner surface

Inner

Lume

LumiBrite on hands, index(es) and bezel

None

Movement

3 specs

Caliber

6R54

Sellita SW200-1

Power Reserve

72h

38h

Jewels

Pricing

1 specs

MSRP

—

$915

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Borealis Watch Co.micro

Follow this matchup

Get a note when Seiko Prospex Sea vs Pompeak Sub-Aquatic gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Pompeak Sub-AquaticvsBorealis Watch Co. Jamanta Borealis Watch Co. Caloura 300mvsPompeak Sub-Aquatic Borealis Watch Co. Estoril 300 GMTvsPompeak Sub-Aquatic Boldr Odyssey FreedivervsPompeak Sub-Aquatic Circula Watches SuperSportvsSeiko Prospex Sea Circula Watches AquaSport IIvsSeiko Prospex Sea

Edit this comparison Add another watch Explore more 39–43mm watches

Seiko Prospex SeavsPompeak Sub-Aquatic

At a glance

Full specifications

More watches worth a look

Jamanta

SuperSport

Caloura 300m

AquaSport II

Safe Harbour 100C

Odyssey Freediver

1972 Diver

Aquascaphe Titanium

Follow this matchup

People also compared