Which is cheaper, the Smith & Bradley Atlantis Blackfish Auto or the Helgray Poseidon Diver (Automatic)?

At MSRP the Helgray Poseidon Diver (Automatic) is the cheaper of the two at $249, against $889 for the Smith & Bradley Atlantis Blackfish Auto — a $640 gap before any retailer discounting.

Which is bigger, the Smith & Bradley Atlantis Blackfish Auto or the Helgray Poseidon Diver (Automatic)?

The Smith & Bradley Atlantis Blackfish Auto wears larger at 44mm versus 40mm for the Helgray Poseidon Diver (Automatic) — a 4mm difference across the dial.

Which has a longer power reserve, the Smith & Bradley Atlantis Blackfish Auto or the Helgray Poseidon Diver (Automatic)?

The Helgray Poseidon Diver (Automatic) carries a 40-hour power reserve against 38 hours on the Smith & Bradley Atlantis Blackfish Auto.

What movement does the Smith & Bradley Atlantis Blackfish Auto run compared to the Helgray Poseidon Diver (Automatic)?

Both watches run automatic movements — the Smith & Bradley Atlantis Blackfish Auto uses the Sellita SW200 and the Helgray Poseidon Diver (Automatic) uses the NH35 Warranty.

Side by side

Smith & Bradley Atlantis Blackfish AutovsHelgray Poseidon Diver (Automatic)

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

Smith & Bradley Atlantis Blackfish Auto

atlantis-blackfish-automatic-dive-watch

MSRP $889

Helgray Poseidon Diver (Automatic)

poseidon-diver-automatic

MSRP $249

At a glance

7 of 29 specs differ

Diameter

Atlantis Blackfish Auto44mm

Poseidon Diver (Automatic)40mm

Power Reserve

Atlantis Blackfish Auto38h

Poseidon Diver (Automatic)40h

Water Resistance

Atlantis Blackfish Auto300m

Poseidon Diver (Automatic)300m

MSRP

Atlantis Blackfish Auto$889

Poseidon Diver (Automatic)$249

Full specifications

Case

2 specs

Diameter

44mm

40mm

Lug Width

22mm

20mm

Crystal & Dial

2 specs

AR Coating

Yes

Inner

Lume

Superluminova

None

Movement

2 specs

Caliber

Sellita SW200

NH35 Warranty

Power Reserve

38h

40h

Pricing

1 specs

MSRP

$889

$249

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