Which is cheaper, the Henry Archer Sekvens or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

At MSRP the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition is the cheaper of the two at $1,350, against $2,799 for the Henry Archer Sekvens — a $1,449 gap before any retailer discounting.

Which is bigger, the Henry Archer Sekvens or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition wears larger at 42.7mm versus 40mm for the Henry Archer Sekvens — a 2.7mm difference across the dial.

Which has better water resistance, the Henry Archer Sekvens or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition is rated to 200m versus 50m for the Henry Archer Sekvens.

Which has a longer power reserve, the Henry Archer Sekvens or the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition carries a 70-hour power reserve against 40 hours on the Henry Archer Sekvens.

What movement does the Henry Archer Sekvens run compared to the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition?

Both watches run automatic movements — the Henry Archer Sekvens uses the NH35A and the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition uses the 6R35.

Side by side

Henry Archer SekvensvsSeiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

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

Henry Archer Sekvens

5744002550013

MSRP $2,799

Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

spb301j1

MSRP $1,350

At a glance

15 of 29 specs differ

Diameter

Sekvens40mm

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm

Power Reserve

Sekvens40h

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h

Water Resistance

Sekvens50m

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m

MSRP

Sekvens$2,799

Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350

Full specifications

Case

6 specs

Crystal & Dial

5 specs

Crystal

Domed Sapphire

Sapphire

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Nero 40mm

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

3 specs

Caliber

NH35A

6R35

Power Reserve

40h

70h

Jewels

Pricing

1 specs

MSRP

$2,799

$1,350

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