Which is cheaper, the Grand Seiko SLGW003 or the Seiko Essentials Roman Numeral (Ladies)?

At MSRP the Seiko Essentials Roman Numeral (Ladies) is the cheaper of the two at $350, against $11,600 for the Grand Seiko SLGW003 — a $11,250 gap before any retailer discounting.

Which is bigger, the Grand Seiko SLGW003 or the Seiko Essentials Roman Numeral (Ladies)?

The Grand Seiko SLGW003 wears larger at 38.6mm versus 29.6mm for the Seiko Essentials Roman Numeral (Ladies) — a 9mm difference across the dial.

Which has better water resistance, the Grand Seiko SLGW003 or the Seiko Essentials Roman Numeral (Ladies)?

The Grand Seiko SLGW003 is rated to 30m versus 5m for the Seiko Essentials Roman Numeral (Ladies).

Which has a longer power reserve, the Grand Seiko SLGW003 or the Seiko Essentials Roman Numeral (Ladies)?

The Grand Seiko SLGW003 carries a 80-hour power reserve against 40 hours on the Seiko Essentials Roman Numeral (Ladies).

What movement does the Grand Seiko SLGW003 run compared to the Seiko Essentials Roman Numeral (Ladies)?

The Grand Seiko SLGW003 runs a manual caliber (9SA4), while the Seiko Essentials Roman Numeral (Ladies) runs a quartz (6N01).

Side by side

Grand Seiko SLGW003vsSeiko Essentials Roman Numeral (Ladies)

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

Grand Seiko SLGW003

slgw003g

MSRP $11,600

Seiko Essentials Roman Numeral (Ladies)

sur609

MSRP $350

At a glance

11 of 29 specs differ

Diameter

SLGW00338.6mm

Essentials Roman Numeral (Ladies)29.6mm

Power Reserve

SLGW00380h

Essentials Roman Numeral (Ladies)40h

Water Resistance

SLGW00330m

Essentials Roman Numeral (Ladies)50m

MSRP

SLGW003$11,600

Essentials Roman Numeral (Ladies)$350

Full specifications

Case

6 specs

Diameter

38.6mm

29.6mm

Thickness

9.95mm

6.2mm

Lug-to-Lug

45mm

37.7mm

Lug Width

20mm

14mm

Material

Titanium

Stainless Steel

Water Resistance

30m

50m

Crystal & Dial

1 specs

AR Coating

Yes

Inner

Movement

3 specs

Caliber

9SA4

6N01

Type

Manual

Quartz

Power Reserve

80h

40h

Pricing

1 specs

MSRP

$11,600

$350

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