Which is cheaper, the CWC Arctic Radar Automatic Diver Watch or the Grand Seiko SBGM221?

At MSRP the CWC Arctic Radar Automatic Diver Watch is the cheaper of the two at $1,333, against $5,400 for the Grand Seiko SBGM221 — a $4,068 gap before any retailer discounting.

Which is bigger, the CWC Arctic Radar Automatic Diver Watch or the Grand Seiko SBGM221?

The CWC Arctic Radar Automatic Diver Watch wears larger at 41mm versus 39.5mm for the Grand Seiko SBGM221 — a 1.5mm difference across the dial.

Which has better water resistance, the CWC Arctic Radar Automatic Diver Watch or the Grand Seiko SBGM221?

The CWC Arctic Radar Automatic Diver Watch is rated to 300m versus 30m for the Grand Seiko SBGM221.

Which has a longer power reserve, the CWC Arctic Radar Automatic Diver Watch or the Grand Seiko SBGM221?

The Grand Seiko SBGM221 carries a 72-hour power reserve against 40 hours on the CWC Arctic Radar Automatic Diver Watch.

What movement does the CWC Arctic Radar Automatic Diver Watch run compared to the Grand Seiko SBGM221?

Both watches run automatic movements — the CWC Arctic Radar Automatic Diver Watch uses the Sellita SW200-1 and the Grand Seiko SBGM221 uses the 9S66.

Side by side

CWC Arctic Radar Automatic Diver WatchvsGrand Seiko SBGM221

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

CWC Arctic Radar Automatic Diver Watch

cwc-arctic-radar-automatic-diver-watch-white-dial

MSRP $1,333

Grand Seiko SBGM221

sbgm221g

MSRP $5,400

At a glance

12 of 29 specs differ

Diameter

Arctic Radar Automatic Diver Watch41mm

SBGM22139.5mm

Power Reserve

Arctic Radar Automatic Diver Watch40h

SBGM22172h

Water Resistance

Arctic Radar Automatic Diver Watch300m

SBGM22130m

MSRP

Arctic Radar Automatic Diver Watch$1,333

SBGM221$5,400

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

CWC Arctic Radar Automatic Diver Watch (White Dial)

Black

Lume

Super-LumiNova

None

Movement

2 specs

Caliber

Sellita SW200-1

9S66

Power Reserve

40h

72h

Pricing

1 specs

MSRP

$1,333

$5,400

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