Which is cheaper, the Oak & Oscar The Humboldt Seven Year or the Spinnaker Bradner GMT?

At MSRP the Spinnaker Bradner GMT is the cheaper of the two at $299, against $2,400 for the Oak & Oscar The Humboldt Seven Year — a $2,101 gap before any retailer discounting.

Which is bigger, the Oak & Oscar The Humboldt Seven Year or the Spinnaker Bradner GMT?

The Spinnaker Bradner GMT wears larger at 42mm versus 39.5mm for the Oak & Oscar The Humboldt Seven Year — a 2.5mm difference across the dial.

Which has better water resistance, the Oak & Oscar The Humboldt Seven Year or the Spinnaker Bradner GMT?

The Oak & Oscar The Humboldt Seven Year is rated to 200m versus 180m for the Spinnaker Bradner GMT.

Which has a longer power reserve, the Oak & Oscar The Humboldt Seven Year or the Spinnaker Bradner GMT?

The Oak & Oscar The Humboldt Seven Year carries a 42-hour power reserve against 40 hours on the Spinnaker Bradner GMT.

What movement does the Oak & Oscar The Humboldt Seven Year run compared to the Spinnaker Bradner GMT?

Both watches run automatic movements — the Oak & Oscar The Humboldt Seven Year uses the Sellita SW300 and the Spinnaker Bradner GMT uses the Seiko NH34A.

Side by side

Oak & Oscar The Humboldt Seven YearvsSpinnaker Bradner GMT

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

Spinnaker Bradner GMT

bradner-gmt-automatic-abbott-brown-sp-5121-22

MSRP $299

At a glance

16 of 29 specs differ

Diameter

The Humboldt Seven Year39.5mm

Bradner GMT42mm

Power Reserve

The Humboldt Seven Year42h

Bradner GMT40h

Water Resistance

The Humboldt Seven Year200m

Bradner GMT180m

MSRP

The Humboldt Seven Year$2,400

Bradner GMT$299

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

Double-domed

Flat

AR Coating

Underside

Inner

Dial Color

Black

Brown

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

Sellita SW300

Seiko NH34A

Beat Rate

4 vph

28,800 vph

Power Reserve

42h

40h

Complications

GMT, Chronograph, Date

None

Pricing

1 specs

MSRP

$2,400

$299

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