Which is cheaper, the Loresum J1 or the Zelos Comet 39?

At MSRP the Loresum J1 is the cheaper of the two at $1,848, against $2,499 for the Zelos Comet 39 — a $651 gap before any retailer discounting.

Which is bigger, the Loresum J1 or the Zelos Comet 39?

The Loresum J1 wears larger at 40mm versus 39mm for the Zelos Comet 39 — a 1mm difference across the dial.

Which has a longer power reserve, the Loresum J1 or the Zelos Comet 39?

The Zelos Comet 39 carries a 40-hour power reserve against 38 hours on the Loresum J1.

What movement does the Loresum J1 run compared to the Zelos Comet 39?

The Loresum J1 runs a automatic caliber (Sellita SW200-1), while the Zelos Comet 39 runs a manual (ETA/Peseux 7001).

Side by side

Loresum J1vsZelos Comet 39

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

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Loresum J1

j1-mint-blue

MSRP $1,848

Zelos Comet 39

zelos-comet-39

MSRP $2,499

At a glance

11 of 29 specs differ

Diameter

J140mm

Comet 3939mm

Power Reserve

J138h

Comet 3940h

Water Resistance

J150m

Comet 3950m

MSRP

J1$1,848

Comet 39$2,499

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

—

Tantalum LE

Movement

3 specs

Caliber

Sellita SW200-1

ETA/Peseux 7001

Type

Automatic

Manual

Power Reserve

38h

40h

Pricing

1 specs

MSRP

—

$2,499

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Loresum J1vsZelos Comet 39

At a glance

Full specifications

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