Which is cheaper, the Henry Archer Relativ or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

At MSRP the Henry Archer Relativ is the cheaper of the two at $2,199, against $2,500 for the Seiko Prospex SPEEDTIMER Mechanical Chronograph — a $301 gap before any retailer discounting.

Which is bigger, the Henry Archer Relativ or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph wears larger at 42mm versus 40mm for the Henry Archer Relativ — a 2mm difference across the dial.

Which has a longer power reserve, the Henry Archer Relativ or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph carries a 45-hour power reserve against 40 hours on the Henry Archer Relativ.

What movement does the Henry Archer Relativ run compared to the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Henry Archer Relativ runs a quartz caliber, while the Seiko Prospex SPEEDTIMER Mechanical Chronograph runs a automatic (8R48).

Side by side

Henry Archer RelativvsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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

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Henry Archer Relativ

HAC-REL-SKO-NRO

MSRP $2,199

Seiko Prospex SPEEDTIMER Mechanical Chronograph

srq047j1

MSRP $2,500

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At a glance

14 of 29 specs differ

Diameter

Relativ40mm

Prospex SPEEDTIMER Mechanical Chronograph42mm

Power Reserve

Relativ40h

Prospex SPEEDTIMER Mechanical Chronograph45h

Water Resistance

Relativ—

Prospex SPEEDTIMER Mechanical Chronograph100m

MSRP

Relativ$2,199

Prospex SPEEDTIMER Mechanical Chronograph$2,500

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Nero 40mm

Black

Lume

None

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

—

8R48

Type

Quartz

Automatic

Power Reserve

40h

45h

Jewels

Pricing

1 specs

MSRP

$2,199

$2,500

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Henry Archer RelativvsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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