Which is cheaper, the Seiko Essentials Automatic or the Yema Navygraf Marine Nationale Quartz?

At MSRP the Seiko Essentials Automatic is the cheaper of the two at $315, against $499 for the Yema Navygraf Marine Nationale Quartz — a $184 gap before any retailer discounting.

Which is bigger, the Seiko Essentials Automatic or the Yema Navygraf Marine Nationale Quartz?

The Seiko Essentials Automatic wears larger at 41.2mm versus 39mm for the Yema Navygraf Marine Nationale Quartz — a 2.2mm difference across the dial.

Which has better water resistance, the Seiko Essentials Automatic or the Yema Navygraf Marine Nationale Quartz?

The Yema Navygraf Marine Nationale Quartz is rated to 100m versus 10m for the Seiko Essentials Automatic.

Which has a longer power reserve, the Seiko Essentials Automatic or the Yema Navygraf Marine Nationale Quartz?

The Seiko Essentials Automatic carries a 41-hour power reserve against 40 hours on the Yema Navygraf Marine Nationale Quartz.

What movement does the Seiko Essentials Automatic run compared to the Yema Navygraf Marine Nationale Quartz?

The Seiko Essentials Automatic runs a automatic caliber (4R35), while the Yema Navygraf Marine Nationale Quartz runs a quartz.

Side by side

Seiko Essentials AutomaticvsYema Navygraf Marine Nationale Quartz

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

Seiko Essentials Automatic

srph87

MSRP $315

Yema Navygraf Marine Nationale Quartz

yema-navygraf-marine-nationale-quartz-ymhfmn39

MSRP $499

At a glance

13 of 29 specs differ

Diameter

Essentials Automatic41.2mm

Navygraf Marine Nationale Quartz39mm

Power Reserve

Essentials Automatic41h

Navygraf Marine Nationale Quartz40h

Water Resistance

Essentials Automatic100m

Navygraf Marine Nationale Quartz100m

MSRP

Essentials Automatic$315

Navygraf Marine Nationale Quartz$499

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Hardlex

Sapphire

Dial Color

Black

Standard

Movement

4 specs

Caliber

4R35

—

Type

Automatic

Quartz

Power Reserve

41h

40h

Jewels

Pricing

1 specs

MSRP

$315

$499

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