Which is cheaper, the Oak & Oscar The Humboldt Seven Year or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

At MSRP the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch is the cheaper of the two at $1,700, against $2,400 for the Oak & Oscar The Humboldt Seven Year — a $700 gap before any retailer discounting.

Which is bigger, the Oak & Oscar The Humboldt Seven Year or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch 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 Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch is rated to 300m versus 200m for the Oak & Oscar The Humboldt Seven Year.

Which has a longer power reserve, the Oak & Oscar The Humboldt Seven Year or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch 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 Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

Both watches run automatic movements — the Oak & Oscar The Humboldt Seven Year uses the Sellita SW300 and the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch uses the 6R54.

Side by side

Oak & Oscar The Humboldt Seven YearvsSeiko Prospex Sea 1968 Heritage Diver's GMT Watch

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

Seiko Prospex Sea 1968 Heritage Diver's GMT Watch

spb519j1

MSRP $1,700

At a glance

15 of 29 specs differ

Diameter

The Humboldt Seven Year39.5mm

Prospex Sea 1968 Heritage Diver's GMT Watch42mm

Power Reserve

The Humboldt Seven Year42h

Prospex Sea 1968 Heritage Diver's GMT Watch72h

Water Resistance

The Humboldt Seven Year200m

Prospex Sea 1968 Heritage Diver's GMT Watch300m

MSRP

The Humboldt Seven Year$2,400

Prospex Sea 1968 Heritage Diver's GMT Watch$1,700

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Double-domed

Flat

AR Coating

Underside

Anti-reflective coating on inner surface

Lume

Super-LumiNova

LumiBrite on hands, index(es) and bezel

Movement

5 specs

Caliber

Sellita SW300

6R54

Beat Rate

4 vph

28,800 vph

Power Reserve

42h

72h

Jewels

Complications

GMT, Chronograph, Date

None

Pricing

1 specs

MSRP

$2,400

$1,700

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