Side by side

Islander Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63vsSheffield 1A

Q: Which is cheaper, the Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 or the Sheffield 1A?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $429 for the Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 — a $206 gap before any retailer discounting.

Q: Which is bigger, the Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 or the Sheffield 1A?

The Sheffield 1A wears larger at 40mm versus 38mm for the Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 — a 2mm difference across the dial.

Q: What movement does the Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 run compared to the Sheffield 1A?

Both watches run automatic movements — the Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 uses the Seiko NH36 and the Sheffield 1A uses the Seiko NH35A.

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

Add a watch

Islander Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63

islander-38mm-automatic-dive-watch-with-radiant-blue-dial-isl-63

MSRP $429

Sheffield 1A

diver-1a-40mm-white

MSRP $223

At a glance

15 of 29 specs differ

Diameter

Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-6338mm

1A40mm

Power Reserve

Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63—

1A—

Water Resistance

Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63200m

1A200m

MSRP

Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63$429

1A$223

Full specifications

Case

5 specs

Diameter

38mm

40mm

Thickness

13mm

12.8mm

Lug-to-Lug

44.5mm

46mm

Finish

—

Brushed and polished

Caseback

Engraved screw-in back

Solid

Crystal & Dial

5 specs

Crystal Shape

Double Domed

Flat

AR Coating

Yes

Inner

Dial Color

—

White/Blue

Indices

—

Applied

Lume

None

Swiss blue lume

Movement

4 specs

Caliber

Seiko NH36

Seiko NH35A

Beat Rate

0 vph

28,800 vph

Power Reserve

—

Jewels

Pricing

1 specs

MSRP

$429

$223

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Islander Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63vsSheffield 1A

At a glance

Full specifications

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