Which is cheaper, the Helgray Poseidon Diver (Automatic) or the Tissot Gentleman Open Heart?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $1,025 for the Tissot Gentleman Open Heart — a $776 gap before any retailer discounting.

Which has better water resistance, the Helgray Poseidon Diver (Automatic) or the Tissot Gentleman Open Heart?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 100m for the Tissot Gentleman Open Heart.

Which has a longer power reserve, the Helgray Poseidon Diver (Automatic) or the Tissot Gentleman Open Heart?

The Tissot Gentleman Open Heart carries a 80-hour power reserve against 40 hours on the Helgray Poseidon Diver (Automatic).

What movement does the Helgray Poseidon Diver (Automatic) run compared to the Tissot Gentleman Open Heart?

Both watches run automatic movements — the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty and the Tissot Gentleman Open Heart uses the 11 1/2'''.

Side by side

Helgray Poseidon Diver (Automatic)vsTissot Gentleman Open Heart

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

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

Tissot Gentleman Open Heart

t1274071103101

MSRP $1,025

At a glance

13 of 29 specs differ

Diameter

Poseidon Diver (Automatic)40mm

Gentleman Open Heart40mm

Power Reserve

Poseidon Diver (Automatic)40h

Gentleman Open Heart80h

Water Resistance

Poseidon Diver (Automatic)300m

Gentleman Open Heart100m

MSRP

Poseidon Diver (Automatic)$249

Gentleman Open Heart$1,025

Full specifications

Case

5 specs

Crystal & Dial

5 specs

Crystal Shape

Flat

Domed

AR Coating

Inner

Yes

Dial Color

Black

Silver

Indices

Applied

Indexes

Lume

None

Super-LumiNova ®

Movement

2 specs

Caliber

NH35 Warranty

11 1/2'''

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$249

$1,025

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