Which is cheaper, the Oak & Oscar The Humboldt Seven Year or the Grand Seiko SBGR321?

At MSRP the Oak & Oscar The Humboldt Seven Year is the cheaper of the two at $2,400, against $5,200 for the Grand Seiko SBGR321 — a $2,800 gap before any retailer discounting.

Which is bigger, the Oak & Oscar The Humboldt Seven Year or the Grand Seiko SBGR321?

The Grand Seiko SBGR321 wears larger at 40mm versus 39.5mm for the Oak & Oscar The Humboldt Seven Year — a 0.5mm difference across the dial.

Which has better water resistance, the Oak & Oscar The Humboldt Seven Year or the Grand Seiko SBGR321?

The Oak & Oscar The Humboldt Seven Year is rated to 200m versus 100m for the Grand Seiko SBGR321.

Which has a longer power reserve, the Oak & Oscar The Humboldt Seven Year or the Grand Seiko SBGR321?

The Grand Seiko SBGR321 carries a 72-hour power reserve against 42 hours on the Oak & Oscar The Humboldt Seven Year.

What movement does the Oak & Oscar The Humboldt Seven Year run compared to the Grand Seiko SBGR321?

Both watches run automatic movements — the Oak & Oscar The Humboldt Seven Year uses the Sellita SW300 and the Grand Seiko SBGR321 uses the 9S65.

Side by side

Oak & Oscar The Humboldt Seven YearvsGrand Seiko SBGR321

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

Oak & Oscar The Humboldt Seven Year

HUMSEVENYEAR

MSRP $2,400

Grand Seiko SBGR321

sbgr321g

MSRP $5,200

At a glance

14 of 29 specs differ

Diameter

The Humboldt Seven Year39.5mm

SBGR32140mm

Power Reserve

The Humboldt Seven Year42h

SBGR32172h

Water Resistance

The Humboldt Seven Year200m

SBGR321100m

MSRP

The Humboldt Seven Year$2,400

SBGR321$5,200

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Double-domed

Flat

AR Coating

Underside

Yes

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

Sellita SW300

9S65

Beat Rate

4 vph

28,800 vph

Power Reserve

42h

72h

Complications

GMT, Chronograph, Date

None

Pricing

1 specs

MSRP

$2,400

$5,200

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