Which is bigger, the Seestern Sub 300 V4 or the Loresum LS04?

The Seestern Sub 300 V4 wears larger at 42mm versus 39.5mm for the Loresum LS04 — a 2.5mm difference across the dial.

Which has better water resistance, the Seestern Sub 300 V4 or the Loresum LS04?

The Seestern Sub 300 V4 is rated to 200m versus 50m for the Loresum LS04.

Which has a longer power reserve, the Seestern Sub 300 V4 or the Loresum LS04?

The Seestern Sub 300 V4 carries a 41-hour power reserve against 40 hours on the Loresum LS04.

What movement does the Seestern Sub 300 V4 run compared to the Loresum LS04?

Both watches run automatic movements — the Seestern Sub 300 V4 uses the Seiko NH35A and the Loresum LS04 uses the Miyota 9015.

Side by side

Seestern Sub 300 V4vsLoresum LS04

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

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Seestern Sub 300 V4

Sub 300 V4

MSRP $10

Loresum LS04

ls04-rose-gold-plated

At a glance

17 of 29 specs differ

Diameter

Sub 300 V442mm

LS0439.5mm

Power Reserve

Sub 300 V441h

LS0440h

Water Resistance

Sub 300 V4200m

LS0450m

MSRP

Sub 300 V4$10

LS04—

Full specifications

Case

8 specs

Crystal & Dial

3 specs

AR Coating

Underside

Inner

Dial Color

Orange

Blue Aventurine

Lume

Japan Lume (blue glow)

Super-LumiNova® BGW9

Movement

5 specs

Caliber

Seiko NH35A

Miyota 9015

Beat Rate

21,600 vph

28,800 vph

Power Reserve

41h

40h

Jewels

Complications

GMT, Date

None

Pricing

1 specs

MSRP

$10

—

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Seestern Sub 300 V4vsLoresum LS04

At a glance

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