Which is cheaper, the CWC T20 General Service Quartz Watch or the Grand Seiko STGF387?

At MSRP the CWC T20 General Service Quartz Watch is the cheaper of the two at $249, against $4,200 for the Grand Seiko STGF387 — a $3,951 gap before any retailer discounting.

Which is bigger, the CWC T20 General Service Quartz Watch or the Grand Seiko STGF387?

The CWC T20 General Service Quartz Watch wears larger at 38mm versus 26mm for the Grand Seiko STGF387 — a 12mm difference across the dial.

Which has better water resistance, the CWC T20 General Service Quartz Watch or the Grand Seiko STGF387?

The Grand Seiko STGF387 is rated to 100m versus 50m for the CWC T20 General Service Quartz Watch.

What movement does the CWC T20 General Service Quartz Watch run compared to the Grand Seiko STGF387?

Both watches run quartz movements — the CWC T20 General Service Quartz Watch uses the Ronda 515 and the Grand Seiko STGF387 uses the 4J51.

Side by side

CWC T20 General Service Quartz WatchvsGrand Seiko STGF387

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

CWC T20 General Service Quartz Watch

cwc-t20-quartz-watch

MSRP $249

Grand Seiko STGF387

stgf387g

MSRP $4,200

At a glance

12 of 29 specs differ

Diameter

T20 General Service Quartz Watch38mm

STGF38726mm

Power Reserve

T20 General Service Quartz Watch40h

STGF38740h

Water Resistance

T20 General Service Quartz Watch50m

STGF387100m

MSRP

T20 General Service Quartz Watch$249

STGF387$4,200

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal

Acrylic

Sapphire

AR Coating

Inner

Yes

Dial Color

CWC T20 General Service Quartz Watch

Black

Lume

Super-LumiNova

None

Movement

1 specs

Caliber

Ronda 515

4J51

Pricing

1 specs

MSRP

$249

$4,200

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