Which is cheaper, the Sheffield Deep Gray 300 or the Seiko King Turtle?

At MSRP the Sheffield Deep Gray 300 is the cheaper of the two at $258, against $650 for the Seiko King Turtle — a $392 gap before any retailer discounting.

Which is bigger, the Sheffield Deep Gray 300 or the Seiko King Turtle?

The Seiko King Turtle wears larger at 45mm versus 42mm for the Sheffield Deep Gray 300 — a 3mm difference across the dial.

Which has better water resistance, the Sheffield Deep Gray 300 or the Seiko King Turtle?

The Sheffield Deep Gray 300 is rated to 300m versus 200m for the Seiko King Turtle.

Which has a longer power reserve, the Sheffield Deep Gray 300 or the Seiko King Turtle?

The Seiko King Turtle carries a 41-hour power reserve against 40 hours on the Sheffield Deep Gray 300.

What movement does the Sheffield Deep Gray 300 run compared to the Seiko King Turtle?

Both watches run automatic movements — the Sheffield Deep Gray 300 uses the Seiko NH35 and the Seiko King Turtle uses the 4R36.

Side by side

Sheffield Deep Gray 300vsSeiko King Turtle

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

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Sheffield Deep Gray 300

deep-gray-300

MSRP $258

Seiko King Turtle

srpe03

MSRP $650

At a glance

12 of 29 specs differ

Diameter

Deep Gray 30042mm

King Turtle45mm

Power Reserve

Deep Gray 30040h

King Turtle41h

Water Resistance

Deep Gray 300300m

King Turtle200m

MSRP

Deep Gray 300$258

King Turtle$650

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

—

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Seiko NH35

4R36

Power Reserve

40h

41h

Jewels

Pricing

1 specs

MSRP

—

$650

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Sheffield Deep Gray 300vsSeiko King Turtle

At a glance

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