Which is cheaper, the Smith & Bradley Atlantis Blackfish Auto or the Spinnaker Dumas Automatic?

At MSRP the Spinnaker Dumas Automatic is the cheaper of the two at $239, against $889 for the Smith & Bradley Atlantis Blackfish Auto — a $650 gap before any retailer discounting.

Which has a longer power reserve, the Smith & Bradley Atlantis Blackfish Auto or the Spinnaker Dumas Automatic?

The Spinnaker Dumas 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 Spinnaker Dumas Automatic?

Both watches run automatic movements — the Smith & Bradley Atlantis Blackfish Auto uses the Sellita SW200 and the Spinnaker Dumas Automatic uses the SII NH35A.

Side by side

Smith & Bradley Atlantis Blackfish AutovsSpinnaker Dumas 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

Spinnaker Dumas Automatic

dumas-blue-yonder-sp-5081-dd

MSRP $239

At a glance

9 of 29 specs differ

Diameter

Atlantis Blackfish Auto44mm

Dumas Automatic44mm

Power Reserve

Atlantis Blackfish Auto38h

Dumas Automatic40h

Water Resistance

Atlantis Blackfish Auto300m

Dumas Automatic300m

MSRP

Atlantis Blackfish Auto$889

Dumas Automatic$239

Full specifications

Case

3 specs

Thickness

12mm

15mm

Lug-to-Lug

46mm

48mm

Material

Stainless Steel

316L Stainless Steel

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

Blue

Lume

Superluminova

None

Movement

2 specs

Caliber

Sellita SW200

SII NH35A

Power Reserve

38h

40h

Pricing

1 specs

MSRP

$889

$239

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