Which is cheaper, the Glycine Combat Sub Sport GMT or the Sheffield Deep Gray 300?

At MSRP the Sheffield Deep Gray 300 is the cheaper of the two at $258, against $2,995 for the Glycine Combat Sub Sport GMT — a $2,737 gap before any retailer discounting.

Which has better water resistance, the Glycine Combat Sub Sport GMT or the Sheffield Deep Gray 300?

The Sheffield Deep Gray 300 is rated to 300m versus 200m for the Glycine Combat Sub Sport GMT.

Which has a longer power reserve, the Glycine Combat Sub Sport GMT or the Sheffield Deep Gray 300?

The Glycine Combat Sub Sport GMT carries a 48-hour power reserve against 40 hours on the Sheffield Deep Gray 300.

What movement does the Glycine Combat Sub Sport GMT run compared to the Sheffield Deep Gray 300?

Both watches run automatic movements — the Glycine Combat Sub Sport GMT uses the SW330-2 and the Sheffield Deep Gray 300 uses the Seiko NH35.

Side by side

Glycine Combat Sub Sport GMTvsSheffield Deep Gray 300

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

Add a watch

Glycine Combat Sub Sport GMT

GL0423

MSRP $2,995

Sheffield Deep Gray 300

deep-gray-300

MSRP $258

At a glance

15 of 29 specs differ

Diameter

Combat Sub Sport GMT42mm

Deep Gray 30042mm

Power Reserve

Combat Sub Sport GMT48h

Deep Gray 30040h

Water Resistance

Combat Sub Sport GMT200m

Deep Gray 300300m

MSRP

Combat Sub Sport GMT$2,995

Deep Gray 300$258

Full specifications

Case

6 specs

Crystal & Dial

5 specs

Crystal Shape

—

Flat

AR Coating

—

Inner

Dial Color

Blue

—

Indices

—

Applied

Lume

Luminous

None

Movement

3 specs

Caliber

SW330-2

Seiko NH35

Power Reserve

48h

40h

Complications

GMT, Date

None

Pricing

1 specs

MSRP

$2,995

—

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Christopher Wardmicro

Trident

Follow this matchup

Get a note when Glycine Combat Sub Sport GMT vs Sheffield Deep Gray 300 gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Christopher Ward C60 Trident GMT 300vsSheffield Deep Gray 300 Christopher Ward C63 Sealander Extreme GMTvsSheffield Deep Gray 300 Christopher Ward C65 Aquitaine GMTvsSheffield Deep Gray 300 Sheffield Deep Gray 300vsGruppo Gamma Field III GMT Date Glycine Combat Sub Sport GMTvsNoctua Watch Corp. PD-1 Glycine Combat Sub Sport GMTvsUgly Watch Co 300mD-RedG

Edit this comparison Add another watch Explore more 41–43mm watches

Glycine Combat Sub Sport GMTvsSheffield Deep Gray 300

At a glance

Full specifications

More watches worth a look

C60 Trident GMT 300

PD-1

C63 Sealander Extreme GMT

300mD-RedG

Ω - 01

Field III GMT Date

Reef GMT

Reef X Diver

Follow this matchup

People also compared