Which is cheaper, the Bremont Terra Nova 42.5 Chronograph or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $5,700 for the Bremont Terra Nova 42.5 Chronograph — a $5,451 gap before any retailer discounting.

Which is bigger, the Bremont Terra Nova 42.5 Chronograph or the Helgray Poseidon Diver (Automatic)?

The Bremont Terra Nova 42.5 Chronograph wears larger at 42.5mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 2.5mm difference across the dial.

Which has better water resistance, the Bremont Terra Nova 42.5 Chronograph or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) is rated to 300m versus 100m for the Bremont Terra Nova 42.5 Chronograph.

What movement does the Bremont Terra Nova 42.5 Chronograph run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Bremont Terra Nova 42.5 Chronograph uses the ENG345 and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Bremont Terra Nova 42.5 ChronographvsHelgray Poseidon Diver (Automatic)

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

Bremont Terra Nova 42.5 Chronograph

tn42-chr-ss-bk-n-s

MSRP $5,700

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

9 of 29 specs differ

Diameter

Terra Nova 42.5 Chronograph42.5mm

Poseidon Diver (Automatic)40mm

Power Reserve

Terra Nova 42.5 Chronograph40h

Poseidon Diver (Automatic)40h

Water Resistance

Terra Nova 42.5 Chronograph100m

Poseidon Diver (Automatic)300m

MSRP

Terra Nova 42.5 Chronograph$5,700

Poseidon Diver (Automatic)$249

Full specifications

Case

7 specs

Movement

1 specs

Caliber

ENG345

NH35 Warranty

Pricing

1 specs

MSRP

$5,700

$249

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