Which is cheaper, the CWC Tamar Quartz Divers Watch or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

At MSRP the CWC Tamar Quartz Divers Watch is the cheaper of the two at $749, against $2,500 for the Seiko Prospex SPEEDTIMER Mechanical Chronograph — a $1,751 gap before any retailer discounting.

Which is bigger, the CWC Tamar Quartz Divers Watch or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph wears larger at 42mm versus 41mm for the CWC Tamar Quartz Divers Watch — a 1mm difference across the dial.

Which has better water resistance, the CWC Tamar Quartz Divers Watch or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The CWC Tamar Quartz Divers Watch is rated to 300m versus 10m for the Seiko Prospex SPEEDTIMER Mechanical Chronograph.

Which has a longer power reserve, the CWC Tamar Quartz Divers Watch or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph carries a 45-hour power reserve against 40 hours on the CWC Tamar Quartz Divers Watch.

What movement does the CWC Tamar Quartz Divers Watch run compared to the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The CWC Tamar Quartz Divers Watch runs a quartz caliber (Ronda 517), while the Seiko Prospex SPEEDTIMER Mechanical Chronograph runs a automatic (8R48).

Side by side

CWC Tamar Quartz Divers WatchvsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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

CWC Tamar Quartz Divers Watch

cwc-tamar-sbs-divers-watch

MSRP $749

Seiko Prospex SPEEDTIMER Mechanical Chronograph

srq047j1

MSRP $2,500

At a glance

14 of 29 specs differ

Diameter

Tamar Quartz Divers Watch41mm

Prospex SPEEDTIMER Mechanical Chronograph42mm

Power Reserve

Tamar Quartz Divers Watch40h

Prospex SPEEDTIMER Mechanical Chronograph45h

Water Resistance

Tamar Quartz Divers Watch300m

Prospex SPEEDTIMER Mechanical Chronograph100m

MSRP

Tamar Quartz Divers Watch$749

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

CWC Tamar Quartz Divers Watch

Black

Lume

Super-LumiNova

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

Ronda 517

8R48

Type

Quartz

Automatic

Power Reserve

40h

45h

Jewels

Pricing

1 specs

MSRP

$749

$2,500

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