Which is cheaper, the Bremont Altitude 39 Date or the Seestern S424 Full Lume Pilot?

At MSRP the Seestern S424 Full Lume Pilot is the cheaper of the two at $299, against $4,250 for the Bremont Altitude 39 Date — a $3,951 gap before any retailer discounting.

Which is bigger, the Bremont Altitude 39 Date or the Seestern S424 Full Lume Pilot?

The Bremont Altitude 39 Date wears larger at 39mm versus 38mm for the Seestern S424 Full Lume Pilot — a 1mm difference across the dial.

Which has better water resistance, the Bremont Altitude 39 Date or the Seestern S424 Full Lume Pilot?

The Bremont Altitude 39 Date is rated to 100m versus 50m for the Seestern S424 Full Lume Pilot.

Which has a longer power reserve, the Bremont Altitude 39 Date or the Seestern S424 Full Lume Pilot?

The Seestern S424 Full Lume Pilot carries a 41-hour power reserve against 40 hours on the Bremont Altitude 39 Date.

What movement does the Bremont Altitude 39 Date run compared to the Seestern S424 Full Lume Pilot?

Both watches run automatic movements — the Bremont Altitude 39 Date uses the BE-92AE and the Seestern S424 Full Lume Pilot uses the Seiko NH35A.

Side by side

Bremont Altitude 39 DatevsSeestern S424 Full Lume Pilot

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

Bremont Altitude 39 Date

alt39-dt-ss-si-l-s

MSRP $4,250

Seestern S424 Full Lume Pilot

S424 V1

MSRP $299

At a glance

14 of 29 specs differ

Diameter

Altitude 39 Date39mm

S424 Full Lume Pilot38mm

Power Reserve

Altitude 39 Date40h

S424 Full Lume Pilot41h

Water Resistance

Altitude 39 Date100m

S424 Full Lume Pilot50m

MSRP

Altitude 39 Date$4,250

S424 Full Lume Pilot$299

Full specifications

Case

6 specs

Diameter

39mm

38mm

Thickness

11.19mm

11mm

Lug-to-Lug

—

46mm

Lug Width

20mm

19mm

Material

316L Stainless Steel (DLC coated)

316L Stainless Steel

Water Resistance

100m

50m

Crystal & Dial

2 specs

Dial Color

Silver

Black

Lume

None

Full lume

Movement

5 specs

Caliber

BE-92AE

Seiko NH35A

Beat Rate

28,800 vph

21,600 vph

Power Reserve

40h

41h

Jewels

Complications

None

GMT

Pricing

1 specs

MSRP

$4,250

$299

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