Which is cheaper, the Marnaut Safe Harbour 100 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 $1,042 for the Marnaut Safe Harbour 100 — a $819 gap before any retailer discounting.

Which is bigger, the Marnaut Safe Harbour 100 or the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)?

The Marnaut Safe Harbour 100 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 Marnaut Safe Harbour 100 or the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)?

The Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap) is rated to 200m versus 100m for the Marnaut Safe Harbour 100.

What movement does the Marnaut Safe Harbour 100 run compared to the Sheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)?

Both watches run automatic movements — the Marnaut Safe Harbour 100 uses the Sellita 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

Marnaut Safe Harbour 100vsSheffield 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

Marnaut Safe Harbour 100

MSRP $1,042

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

MSRP $223

At a glance

10 of 29 specs differ

Diameter

Safe Harbour 10039mm

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

Power Reserve

Safe Harbour 10041h

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

Water Resistance

Safe Harbour 100100m

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

MSRP

Safe Harbour 100$1,042

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

Full specifications

Case

5 specs

Crystal & Dial

2 specs

Dial Color

Black

Blue

Lume

SuperLuminova C3

None

Movement

2 specs

Caliber

Sellita SW200-1

Seiko NH35

Power Reserve

41h

—

Pricing

1 specs

MSRP

—

$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.

Pompeakmicro

Follow this matchup

Get a note when Marnaut Safe Harbour 100 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.

Marnaut Safe Harbour 100CvsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)Marnaut Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)vsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)Pompeak Sub-AquaticvsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)Circula Watches SuperSportvsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)Marnaut Safe Harbour 100vsSheffield 1A 38 Marnaut Safe Harbour 100vsSheffield 1A

Edit this comparison Add another watch Explore more 37–40mm watches

Marnaut Safe Harbour 100vsSheffield 1A 38 dive 38mm, 3-hand date (rotating dive bezel, perforated rubber strap)

At a glance

Full specifications

More watches worth a look

Sub-Aquatic

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

SuperSport

Swordfish 3

AquaSport II

The T Rex By Boldr X Nitecore

SUPERPRODUCTION

Fearless

Follow this matchup

People also compared