Which is cheaper, the Zelos Hammerhead (Tantalum LE) or the Seiko Essentials Roman Numeral (Ladies)?

At MSRP the Seiko Essentials Roman Numeral (Ladies) is the cheaper of the two at $350, against $1,499 for the Zelos Hammerhead (Tantalum LE) — a $1,149 gap before any retailer discounting.

Which is bigger, the Zelos Hammerhead (Tantalum LE) or the Seiko Essentials Roman Numeral (Ladies)?

The Zelos Hammerhead (Tantalum LE) wears larger at 44mm versus 29.6mm for the Seiko Essentials Roman Numeral (Ladies) — a 14.4mm difference across the dial.

Which has better water resistance, the Zelos Hammerhead (Tantalum LE) or the Seiko Essentials Roman Numeral (Ladies)?

The Zelos Hammerhead (Tantalum LE) is rated to 300m versus 5m for the Seiko Essentials Roman Numeral (Ladies).

What movement does the Zelos Hammerhead (Tantalum LE) run compared to the Seiko Essentials Roman Numeral (Ladies)?

The Zelos Hammerhead (Tantalum LE) runs a automatic caliber (Seiko NH35), while the Seiko Essentials Roman Numeral (Ladies) runs a quartz (6N01).

Side by side

Zelos Hammerhead (Tantalum LE)vsSeiko Essentials Roman Numeral (Ladies)

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

Zelos Hammerhead (Tantalum LE)

hammerhead-v3-300m-tantalum-limited-edition

MSRP $1,499

Seiko Essentials Roman Numeral (Ladies)

sur609

MSRP $350

At a glance

12 of 29 specs differ

Diameter

Hammerhead (Tantalum LE)44mm

Essentials Roman Numeral (Ladies)29.6mm

Power Reserve

Hammerhead (Tantalum LE)40h

Essentials Roman Numeral (Ladies)40h

Water Resistance

Hammerhead (Tantalum LE)300m

Essentials Roman Numeral (Ladies)50m

MSRP

Hammerhead (Tantalum LE)$1,499

Essentials Roman Numeral (Ladies)$350

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

Tantalum LE

Black

Movement

2 specs

Caliber

Seiko NH35

6N01

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$1,499

$350

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