Which is cheaper, the Hamilton Khaki Field Mechanical Power Reserve or the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311?

At MSRP the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 is the cheaper of the two at $399, against $1,025 for the Hamilton Khaki Field Mechanical Power Reserve — a $626 gap before any retailer discounting.

Which has better water resistance, the Hamilton Khaki Field Mechanical Power Reserve or the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311?

The Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 is rated to 200m versus 100m for the Hamilton Khaki Field Mechanical Power Reserve.

What movement does the Hamilton Khaki Field Mechanical Power Reserve run compared to the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311?

The Hamilton Khaki Field Mechanical Power Reserve runs a manual caliber (Hamilton H-23), while the Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311 runs a automatic (Seiko NH35).

Hamilton Khaki Field Mechanical Power ReservevsIslander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311

Add a watch

Hamilton Khaki Field Mechanical Power Reserve

Ref. H69509110·MSRP $1,025

See the full watch

Buy from Hamilton Used on eBay

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

MSRP $399

See the full watch

Buy from Islander Used on eBay

The measurements

Sized up.

Catalogue photos are all shot at the same flattering size. These aren't: every case below shares one millimetre scale.

Khaki Field Mechanical Power Reserve

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

Diameter

Across the case, crown excluded.

40mm

Lug-to-Lug

The number that decides fit.

48mm

Thickness

How it sits under a cuff.

11.9mm

lowest

13.5mm

Water Resistance

Rated in metres, not marketing.

100m

200m

highest

MSRP

Sticker price, new.

$1,025

$399

lowest

Movement

What drives the hands.

Hamilton H-23

Seiko NH35

Spec

Khaki Field Mechanical Power Reserve

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

Case

4 specs

Crystal & Dial

3 specs

Crystal Shape

n/a

Flat

AR Coating

n/a

Yes

Dial Color

White

n/a

Movement

2 specs

Caliber

Hamilton H-23

Seiko NH35

Type

Manual

Automatic

Pricing

1 specs

MSRP

$1,025

$399

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Movement

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