Which is cheaper, the Sheffield 1A 40mm or the Seiko Alpinist?

At MSRP the Sheffield 1A 40mm is the cheaper of the two at $228, against $750 for the Seiko Alpinist — a $522 gap before any retailer discounting.

Which is bigger, the Sheffield 1A 40mm or the Seiko Alpinist?

The Sheffield 1A 40mm wears larger at 40mm versus 39.5mm for the Seiko Alpinist — a 0.5mm difference across the dial.

Which has better water resistance, the Sheffield 1A 40mm or the Seiko Alpinist?

The Sheffield 1A 40mm is rated to 200m versus 20m for the Seiko Alpinist.

Which has a longer power reserve, the Sheffield 1A 40mm or the Seiko Alpinist?

The Seiko Alpinist carries a 70-hour power reserve against 40 hours on the Sheffield 1A 40mm.

What movement does the Sheffield 1A 40mm run compared to the Seiko Alpinist?

Both watches run automatic movements — the Sheffield 1A 40mm uses the Seiko NH35 and the Seiko Alpinist uses the 6R35.

Side by side

Sheffield 1A 40mmvsSeiko Alpinist

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

Add a watch

Sheffield 1A 40mm

allsport-1-auto

MSRP $228

Seiko Alpinist

spb117j1

MSRP $750

At a glance

11 of 29 specs differ

Diameter

1A 40mm40mm

Alpinist39.5mm

Power Reserve

1A 40mm40h

Alpinist70h

Water Resistance

1A 40mm200m

Alpinist200m

MSRP

1A 40mm$228

Alpinist$750

Full specifications

Case

4 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

6R35

Power Reserve

40h

70h

Jewels

Pricing

1 specs

MSRP

$228

$750

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.

Filippo Loreti Watchesmicro

Joker

Follow this matchup

Get a note when Sheffield 1A 40mm vs Seiko Alpinist 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.

Sheffield 1A SCR II BluevsSeiko Alpinist Sheffield 1AvsSeiko Alpinist Sheffield 1A diver ~40mm 3-hand, Arabic numerals (12/3/6/9), no datevsSeiko Alpinist Filippo Loreti Watches The Joker MadnessvsSeiko Alpinist Sheffield 1A 40mmvsSpinnaker Croft Sheffield 1A 40mmvsSpinnaker Croft Mid-Size Skeleton

Edit this comparison Add another watch Explore more 38–41mm watches

Sheffield 1A 40mmvsSeiko Alpinist

At a glance

Full specifications

More watches worth a look

The Joker Madness

Croft

Aquadiver

COURG: Zero-Hour

Marine

COURG: Minimalist

Merlion 50th Anniversary

Daibāzu: Cookie Monster SUB

Follow this matchup

People also compared