Which is cheaper, the Henry Archer Kvantum or the Grand Seiko SLGB005?

At MSRP the Henry Archer Kvantum is the cheaper of the two at $2,199, against $11,100 for the Grand Seiko SLGB005 — a $8,901 gap before any retailer discounting.

Which is bigger, the Henry Archer Kvantum or the Grand Seiko SLGB005?

The Henry Archer Kvantum wears larger at 41mm versus 37mm for the Grand Seiko SLGB005 — a 4mm difference across the dial.

Which has better water resistance, the Henry Archer Kvantum or the Grand Seiko SLGB005?

The Grand Seiko SLGB005 is rated to 100m versus 50m for the Henry Archer Kvantum.

Which has a longer power reserve, the Henry Archer Kvantum or the Grand Seiko SLGB005?

The Grand Seiko SLGB005 carries a 72-hour power reserve against 40 hours on the Henry Archer Kvantum.

What movement does the Henry Archer Kvantum run compared to the Grand Seiko SLGB005?

The Henry Archer Kvantum runs a quartz caliber (Seiko VK64), while the Grand Seiko SLGB005 runs a spring drive (9RB2).

Side by side

Henry Archer KvantumvsGrand Seiko SLGB005

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

Henry Archer Kvantum

5744002550563

MSRP $2,199

Grand Seiko SLGB005

slgb005g

MSRP $11,100

At a glance

12 of 29 specs differ

Diameter

Kvantum41mm

SLGB00537mm

Power Reserve

Kvantum40h

SLGB00572h

Water Resistance

Kvantum50m

SLGB005100m

MSRP

Kvantum$2,199

SLGB005$11,100

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Dial Color

Tan

Black

Movement

3 specs

Caliber

Seiko VK64

9RB2

Type

Quartz

Spring Drive

Power Reserve

40h

72h

Pricing

1 specs

MSRP

$2,199

$11,100

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Henry Archer KvantumvsGrand Seiko SLGB005

At a glance

Full specifications

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