Which is cheaper, the Meia Lua Moonlight Mars or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $428 for the Meia Lua Moonlight Mars — a $179 gap before any retailer discounting.

Which is bigger, the Meia Lua Moonlight Mars or the Helgray Poseidon Diver (Automatic)?

The Meia Lua Moonlight Mars wears larger at 42mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 2mm difference across the dial.

Which has better water resistance, the Meia Lua Moonlight Mars or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 100m for the Meia Lua Moonlight Mars.

What movement does the Meia Lua Moonlight Mars run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Meia Lua Moonlight Mars uses the Miyota and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Meia Lua Moonlight MarsvsHelgray Poseidon Diver (Automatic)

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

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Meia Lua Moonlight Mars

moonlight-mars-cocoa-leather

MSRP $428

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

10 of 29 specs differ

Diameter

Moonlight Mars42mm

Poseidon Diver (Automatic)40mm

Power Reserve

Moonlight Mars—

Poseidon Diver (Automatic)40h

Water Resistance

Moonlight Mars100m

Poseidon Diver (Automatic)300m

MSRP

Moonlight Mars$428

Poseidon Diver (Automatic)$249

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Dial Color

Burgundy/Brown Sunray

Black

Movement

2 specs

Caliber

Miyota

NH35 Warranty

Power Reserve

—

40h

Pricing

1 specs

MSRP

—

$249

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Meia Lua Moonlight MarsvsHelgray Poseidon Diver (Automatic)

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