Which is cheaper, the Grand Seiko STGF387 or the Seiko Essentials Tank Dress (Ladies)?

At MSRP the Seiko Essentials Tank Dress (Ladies) is the cheaper of the two at $315, against $4,200 for the Grand Seiko STGF387 — a $3,885 gap before any retailer discounting.

Which is bigger, the Grand Seiko STGF387 or the Seiko Essentials Tank Dress (Ladies)?

The Grand Seiko STGF387 wears larger at 26mm versus 22.2mm for the Seiko Essentials Tank Dress (Ladies) — a 3.8mm difference across the dial.

Which has better water resistance, the Grand Seiko STGF387 or the Seiko Essentials Tank Dress (Ladies)?

The Grand Seiko STGF387 is rated to 100m versus 5m for the Seiko Essentials Tank Dress (Ladies).

What movement does the Grand Seiko STGF387 run compared to the Seiko Essentials Tank Dress (Ladies)?

Both watches run quartz movements — the Grand Seiko STGF387 uses the 4J51 and the Seiko Essentials Tank Dress (Ladies) uses the 4N30.

Side by side

Grand Seiko STGF387vsSeiko Essentials Tank Dress (Ladies)

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

Grand Seiko STGF387

stgf387g

MSRP $4,200

Seiko Essentials Tank Dress (Ladies)

swr083

MSRP $315

At a glance

9 of 29 specs differ

Diameter

STGF38726mm

Essentials Tank Dress (Ladies)22.2mm

Power Reserve

STGF38740h

Essentials Tank Dress (Ladies)40h

Water Resistance

STGF387100m

Essentials Tank Dress (Ladies)50m

MSRP

STGF387$4,200

Essentials Tank Dress (Ladies)$315

Full specifications

Case

5 specs

Diameter

26mm

22.2mm

Thickness

8.1mm

7.2mm

Lug-to-Lug

32.9mm

33.1mm

Lug Width

13mm

16mm

Water Resistance

100m

50m

Crystal & Dial

2 specs

Crystal

Sapphire

Hardlex

AR Coating

Yes

Inner

Movement

1 specs

Caliber

4J51

4N30

Pricing

1 specs

MSRP

$4,200

$315

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