Which is cheaper, the Glycine Combat Sub Sport or the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)?

At MSRP the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap) is the cheaper of the two at $223, against $1,850 for the Glycine Combat Sub Sport — a $1,627 gap before any retailer discounting.

Which is bigger, the Glycine Combat Sub Sport or the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)?

The Glycine Combat Sub Sport wears larger at 39mm versus 38mm for the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap) — a 1mm difference across the dial.

Which has better water resistance, the Glycine Combat Sub Sport or the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)?

The Glycine Combat Sub Sport is rated to 300m versus 200m for the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap).

What movement does the Glycine Combat Sub Sport run compared to the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)?

Both watches run automatic movements — the Glycine Combat Sub Sport uses the SW200-1 and the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap) uses the Seiko NH35.

Side by side

Glycine Combat Sub SportvsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)

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

Add a watch

Glycine Combat Sub Sport

GL0407

MSRP $1,850

Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)

MSRP $223

At a glance

16 of 29 specs differ

Diameter

Combat Sub Sport39mm

1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)38mm

Power Reserve

Combat Sub Sport38h

1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)—

Water Resistance

Combat Sub Sport300m

1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)200m

MSRP

Combat Sub Sport$1,850

1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)$223

Full specifications

Case

6 specs

Diameter

39mm

38mm

Thickness

11.2mm

12.8mm

Lug-to-Lug

—

46mm

Finish

—

Brushed and polished

Water Resistance

300m

200m

Caseback

—

Solid

Crystal & Dial

5 specs

Crystal Shape

—

Flat

AR Coating

—

Inner

Dial Color

Black

Blue

Indices

—

Applied

Lume

Luminous

None

Movement

4 specs

Caliber

SW200-1

Seiko NH35

Power Reserve

38h

—

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$1,850

$223

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

Atoll

Follow this matchup

Get a note when Glycine Combat Sub Sport vs Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap) 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 Atoll 300vsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)Christopher Ward C60 Trident Pro 300vsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)Christopher Ward C60 LympstonevsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)Borealis Watch Co. Porto CovovsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)Glycine Combat Sub SportvsSheffield 1A 38 Glycine Combat Sub SportvsSheffield 1A

Edit this comparison Add another watch More diver comparisons Best Diver Watches Under $500 Explore more 37–40mm watches

Glycine Combat Sub SportvsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)

At a glance

Full specifications

More watches worth a look

C60 Atoll 300

Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311

C60 Trident Pro 300

Swordfish 3

The T Rex By Boldr X Nitecore

Porto Covo

Fearless

Ref. 5330 Diving Chronometer Date

Follow this matchup

People also compared