Which is cheaper, the Glycine Airman GMT Dual Time or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $1,095 for the Glycine Airman GMT Dual Time — a $846 gap before any retailer discounting.

Which is bigger, the Glycine Airman GMT Dual Time or the Helgray Poseidon Diver (Automatic)?

The Glycine Airman GMT Dual Time 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 Airman GMT Dual Time or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 200m for the Glycine Airman GMT Dual Time.

What movement does the Glycine Airman GMT Dual Time run compared to the Helgray Poseidon Diver (Automatic)?

The Glycine Airman GMT Dual Time runs a quartz caliber, while the Helgray Poseidon Diver (Automatic) runs a automatic (NH35 Warranty).

Side by side

Glycine Airman GMT Dual TimevsHelgray Poseidon Diver (Automatic)

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

Glycine Airman GMT Dual Time

GL0151

MSRP $1,095

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

20 of 29 specs differ

Diameter

Airman GMT Dual Time42mm

Poseidon Diver (Automatic)40mm

Power Reserve

Airman GMT Dual Time—

Poseidon Diver (Automatic)40h

Water Resistance

Airman GMT Dual Time200m

Poseidon Diver (Automatic)300m

MSRP

Airman GMT Dual Time$1,095

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

6 specs

Caliber

—

NH35 Warranty

Type

Quartz

Automatic

Beat Rate

—

28,800 vph

Power Reserve

—

40h

Jewels

Complications

GMT, Date, Dual Time

None

Pricing

1 specs

MSRP

$1,095

$249

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