Which is cheaper, the Henry Archer Kvantum or the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch?

At MSRP the Henry Archer Kvantum is the cheaper of the two at $2,199, against $2,800 for the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch — a $601 gap before any retailer discounting.

Which is bigger, the Henry Archer Kvantum or the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch?

The Henry Archer Kvantum wears larger at 41mm versus 39.5mm for the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch — a 1.5mm difference across the dial.

Which has better water resistance, the Henry Archer Kvantum or the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch?

The Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch is rated to 200m versus 50m for the Henry Archer Kvantum.

Which has a longer power reserve, the Henry Archer Kvantum or the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch?

The Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch carries a 45-hour power reserve against 40 hours on the Henry Archer Kvantum.

What movement does the Henry Archer Kvantum run compared to the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch?

The Henry Archer Kvantum runs a quartz caliber (Seiko VK64), while the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch runs a automatic (6L37).

Side by side

Henry Archer KvantumvsSeiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch

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

Henry Archer Kvantum

5744002550563

MSRP $2,199

Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch

sje117j1

MSRP $2,800

At a glance

15 of 29 specs differ

Diameter

Kvantum41mm

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch39.5mm

Power Reserve

Kvantum40h

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch45h

Water Resistance

Kvantum50m

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch200m

MSRP

Kvantum$2,199

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch$2,800

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Box

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Tan

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

4 specs

Caliber

Seiko VK64

6L37

Type

Quartz

Automatic

Power Reserve

40h

45h

Jewels

Pricing

1 specs

MSRP

$2,199

$2,800

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