Which is cheaper, the Smith & Bradley Atlantis Sport or the Bremont Supermarine 300M?

At MSRP the Smith & Bradley Atlantis Sport is the cheaper of the two at $249, against $3,550 for the Bremont Supermarine 300M — a $3,301 gap before any retailer discounting.

Which is bigger, the Smith & Bradley Atlantis Sport or the Bremont Supermarine 300M?

The Smith & Bradley Atlantis Sport wears larger at 44mm versus 40mm for the Bremont Supermarine 300M — a 4mm difference across the dial.

What movement does the Smith & Bradley Atlantis Sport run compared to the Bremont Supermarine 300M?

The Smith & Bradley Atlantis Sport runs a quartz caliber (Ronda), while the Bremont Supermarine 300M runs a automatic (BE-92AE).

Side by side

Smith & Bradley Atlantis SportvsBremont Supermarine 300M

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

The bottom line

The 40mm Supermarine 300M wears 4mm narrower than the 44mm Atlantis Sport — that's a meaningful jump on most wrists.

Where to get them

Check prices & track

Smith & Bradley Atlantis Sport

MSRP $249

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Bremont Supermarine 300M

MSRP $3,550

Visit Bremont Check price on eBayaffiliate

Smith & Bradley Atlantis Sport

atlantis-sport-blue-dive-watch

MSRP $249

Bremont Supermarine 300M

sm40-nd-ss-gn-b

MSRP $3,550

At a glance

10 of 29 specs differ

Diameter

Atlantis Sport44mm

Supermarine 300M40mm

Power Reserve

Atlantis Sport40h

Supermarine 300M40h

Water Resistance

Atlantis Sport300m

Supermarine 300M300m

MSRP

Atlantis Sport$249

Supermarine 300M$3,550

Full specifications

Case

4 specs

Diameter

44mm

40mm

Lug-to-Lug

46mm

—

Lug Width

22mm

20mm

Material

Stainless Steel

904L Stainless Steel

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

Green

Lume

Superluminova

None

Movement

2 specs

Caliber

Ronda

BE-92AE

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$249

$3,550

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