Which is cheaper, the Seestern S424 Full Lume Pilot or the Longines HYDROCONQUEST GMT?

At MSRP the Seestern S424 Full Lume Pilot is the cheaper of the two at $299, against $3,350 for the Longines HYDROCONQUEST GMT — a $3,051 gap before any retailer discounting.

Which is bigger, the Seestern S424 Full Lume Pilot or the Longines HYDROCONQUEST GMT?

The Longines HYDROCONQUEST GMT wears larger at 41mm versus 38mm for the Seestern S424 Full Lume Pilot — a 3mm difference across the dial.

Which has better water resistance, the Seestern S424 Full Lume Pilot or the Longines HYDROCONQUEST GMT?

The Longines HYDROCONQUEST GMT is rated to 300m versus 50m for the Seestern S424 Full Lume Pilot.

Which has a longer power reserve, the Seestern S424 Full Lume Pilot or the Longines HYDROCONQUEST GMT?

The Seestern S424 Full Lume Pilot carries a 41-hour power reserve against 40 hours on the Longines HYDROCONQUEST GMT.

What movement does the Seestern S424 Full Lume Pilot run compared to the Longines HYDROCONQUEST GMT?

Both watches run automatic movements — the Seestern S424 Full Lume Pilot uses the Seiko NH35A and the Longines HYDROCONQUEST GMT uses the L844.5.

Side by side

Seestern S424 Full Lume PilotvsLongines HYDROCONQUEST GMT

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

Seestern S424 Full Lume Pilot

S424 V1

MSRP $299

Longines HYDROCONQUEST GMT

L3.790.4.06.6

MSRP $3,350

At a glance

15 of 29 specs differ

Diameter

S424 Full Lume Pilot38mm

HYDROCONQUEST GMT41mm

Power Reserve

S424 Full Lume Pilot41h

HYDROCONQUEST GMT40h

Water Resistance

S424 Full Lume Pilot50m

HYDROCONQUEST GMT300m

MSRP

S424 Full Lume Pilot$299

HYDROCONQUEST GMT$3,350

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Dial Color

Black

Green

Lume

Full lume

None

Movement

5 specs

Caliber

Seiko NH35A

L844.5

Beat Rate

21,600 vph

28,800 vph

Power Reserve

41h

40h

Jewels

Complications

GMT

None

Pricing

1 specs

MSRP

$299

$3,350

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