Which is cheaper, the Glycine Combat Sub Sport GMT or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $2,995 for the Glycine Combat Sub Sport GMT — a $2,746 gap before any retailer discounting.

Which is bigger, the Glycine Combat Sub Sport GMT or the Helgray Poseidon Diver (Automatic)?

The Glycine Combat Sub Sport GMT wears larger at 42mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 2mm difference across the dial.

Which has better water resistance, the Glycine Combat Sub Sport GMT or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 200m for the Glycine Combat Sub Sport GMT.

Which has a longer power reserve, the Glycine Combat Sub Sport GMT or the Helgray Poseidon Diver (Automatic)?

The Glycine Combat Sub Sport GMT carries a 48-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Glycine Combat Sub Sport GMT run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Glycine Combat Sub Sport GMT uses the SW330-2 and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Glycine Combat Sub Sport GMTvsHelgray Poseidon Diver (Automatic)

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

Glycine Combat Sub Sport GMT

GL0423

MSRP $2,995

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

17 of 29 specs differ

Diameter

Combat Sub Sport GMT42mm

Poseidon Diver (Automatic)40mm

Power Reserve

Combat Sub Sport GMT48h

Poseidon Diver (Automatic)40h

Water Resistance

Combat Sub Sport GMT200m

Poseidon Diver (Automatic)300m

MSRP

Combat Sub Sport GMT$2,995

Poseidon Diver (Automatic)$249

Full specifications

Case

8 specs

Crystal & Dial

5 specs

Crystal Shape

—

Flat

AR Coating

—

Inner

Dial Color

Blue

Black

Indices

—

Applied

Lume

Luminous

None

Movement

3 specs

Caliber

SW330-2

NH35 Warranty

Power Reserve

48h

40h

Complications

GMT, Date

None

Pricing

1 specs

MSRP

$2,995

$249

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