Which is cheaper, the CWC Quartz Divers Watch Mk.2 Full Matte Case or the Seiko Astron GPS Solar 2025 Limited Edition?

At MSRP the CWC Quartz Divers Watch Mk.2 Full Matte Case is the cheaper of the two at $583, against $2,600 for the Seiko Astron GPS Solar 2025 Limited Edition — a $2,018 gap before any retailer discounting.

Which is bigger, the CWC Quartz Divers Watch Mk.2 Full Matte Case or the Seiko Astron GPS Solar 2025 Limited Edition?

The Seiko Astron GPS Solar 2025 Limited Edition wears larger at 42mm versus 41mm for the CWC Quartz Divers Watch Mk.2 Full Matte Case — a 1mm difference across the dial.

Which has better water resistance, the CWC Quartz Divers Watch Mk.2 Full Matte Case or the Seiko Astron GPS Solar 2025 Limited Edition?

The CWC Quartz Divers Watch Mk.2 Full Matte Case is rated to 300m versus 10m for the Seiko Astron GPS Solar 2025 Limited Edition.

What movement does the CWC Quartz Divers Watch Mk.2 Full Matte Case run compared to the Seiko Astron GPS Solar 2025 Limited Edition?

Both watches run quartz movements — the CWC Quartz Divers Watch Mk.2 Full Matte Case uses the Ronda 517 and the Seiko Astron GPS Solar 2025 Limited Edition uses the 3X62.

Side by side

CWC Quartz Divers Watch Mk.2 Full Matte CasevsSeiko Astron GPS Solar 2025 Limited Edition

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

CWC Quartz Divers Watch Mk.2 Full Matte Case

cwc-quartz-divers-watch-rn300-m-qs120

MSRP $583

Seiko Astron GPS Solar 2025 Limited Edition

ssj029j1

MSRP $2,600

At a glance

12 of 29 specs differ

Diameter

Quartz Divers Watch Mk.2 Full Matte Case41mm

Astron GPS Solar 2025 Limited Edition42mm

Power Reserve

Quartz Divers Watch Mk.2 Full Matte Case40h

Astron GPS Solar 2025 Limited Edition40h

Water Resistance

Quartz Divers Watch Mk.2 Full Matte Case300m

Astron GPS Solar 2025 Limited Edition100m

MSRP

Quartz Divers Watch Mk.2 Full Matte Case$583

Astron GPS Solar 2025 Limited Edition$2,600

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Inner

Super-clear coating

Dial Color

CWC Quartz Divers Watch Mk.2 Full Matte Case (RN300-M QS120)

Black

Lume

Super-LumiNova

LumiBrite on hands and index(es)

Movement

2 specs

Caliber

Ronda 517

3X62

Jewels

Pricing

1 specs

MSRP

$583

$2,600

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