Which is cheaper, the Orient RA-AK03 Version 5 Classic Watch or the Grand Seiko SBGR321?

At MSRP the Orient RA-AK03 Version 5 Classic Watch is the cheaper of the two at $420, against $5,200 for the Grand Seiko SBGR321 — a $4,780 gap before any retailer discounting.

Which is bigger, the Orient RA-AK03 Version 5 Classic Watch or the Grand Seiko SBGR321?

The Orient RA-AK03 Version 5 Classic Watch wears larger at 41.5mm versus 40mm for the Grand Seiko SBGR321 — a 1.5mm difference across the dial.

Which has better water resistance, the Orient RA-AK03 Version 5 Classic Watch or the Grand Seiko SBGR321?

The Grand Seiko SBGR321 is rated to 100m versus 50m for the Orient RA-AK03 Version 5 Classic Watch.

Which has a longer power reserve, the Orient RA-AK03 Version 5 Classic Watch or the Grand Seiko SBGR321?

The Grand Seiko SBGR321 carries a 72-hour power reserve against 40 hours on the Orient RA-AK03 Version 5 Classic Watch.

What movement does the Orient RA-AK03 Version 5 Classic Watch run compared to the Grand Seiko SBGR321?

Both watches run automatic movements — the Orient RA-AK03 Version 5 Classic Watch uses the F6B24 and the Grand Seiko SBGR321 uses the 9S65.

Side by side

Orient RA-AK03 Version 5 Classic WatchvsGrand Seiko SBGR321

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

Orient RA-AK03 Version 5 Classic Watch

ra-ak0306s30b

MSRP $420

Grand Seiko SBGR321

sbgr321g

MSRP $5,200

At a glance

14 of 29 specs differ

Diameter

RA-AK03 Version 5 Classic Watch41.5mm

SBGR32140mm

Power Reserve

RA-AK03 Version 5 Classic Watch40h

SBGR32172h

Water Resistance

RA-AK03 Version 5 Classic Watch50m

SBGR321100m

MSRP

RA-AK03 Version 5 Classic Watch$420

SBGR321$5,200

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Dial Color

White

Black

Movement

5 specs

Caliber

F6B24

9S65

Beat Rate

21,600 vph

28,800 vph

Power Reserve

40h

72h

Jewels

Complications

GMT, Day-date

None

Pricing

1 specs

MSRP

$420

$5,200

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