Which is cheaper, the Pompeak Sub-Aquatic or the Seiko Prospex Land Mechanical?

At MSRP the Pompeak Sub-Aquatic is the cheaper of the two at $915, against $995 for the Seiko Prospex Land Mechanical — a $80 gap before any retailer discounting.

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

The Pompeak Sub-Aquatic wears larger at 40mm versus 39.5mm for the Seiko Prospex Land Mechanical — a 0.5mm difference across the dial.

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

The Pompeak Sub-Aquatic is rated to 200m versus 20m for the Seiko Prospex Land Mechanical.

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

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

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

Both watches run automatic movements — the Pompeak Sub-Aquatic uses the Sellita SW200-1 and the Seiko Prospex Land Mechanical uses the 6R55.

Side by side

Pompeak Sub-AquaticvsSeiko Prospex Land Mechanical

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

Add a watch

Pompeak Sub-Aquatic

MSRP $915

Seiko Prospex Land Mechanical

spb503j1

MSRP $995

At a glance

11 of 29 specs differ

Diameter

Sub-Aquatic40mm

Prospex Land Mechanical39.5mm

Power Reserve

Sub-Aquatic38h

Prospex Land Mechanical72h

Water Resistance

Sub-Aquatic200m

Prospex Land Mechanical200m

MSRP

Sub-Aquatic$915

Prospex Land Mechanical$995

Full specifications

Case

5 specs

Crystal & Dial

2 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Sellita SW200-1

6R55

Power Reserve

38h

72h

Jewels

Pricing

1 specs

MSRP

$915

$995

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.

Circula Watchesmicro

Follow this matchup

Get a note when Pompeak Sub-Aquatic vs Seiko Prospex Land Mechanical 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.

Circula Watches SuperSportvsSeiko Prospex Land Mechanical Circula Watches AquaSport IIvsSeiko Prospex Land Mechanical Marnaut Safe Harbour 100CvsSeiko Prospex Land Mechanical Eza 1972 DivervsSeiko Prospex Land Mechanical Boldr MarinevsPompeak Sub-Aquatic Boldr BlastoisevsPompeak Sub-Aquatic

Edit this comparison Add another watch Explore more 38–41mm watches

Pompeak Sub-AquaticvsSeiko Prospex Land Mechanical

At a glance

Full specifications

More watches worth a look

SuperSport

Marine

AquaSport II

Blastoise

Safe Harbour 100C

1972 Diver

Croft

SeaQuest

Follow this matchup

People also compared