Which is cheaper, the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 or the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz?

At MSRP the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 is the cheaper of the two at $399, against $1,550 for the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz — a $1,151 gap before any retailer discounting.

Which is bigger, the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 or the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz?

The Marathon TSAR (Tritium Search & Rescue) Diver's Quartz wears larger at 46mm versus 45mm for the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 — a 1mm difference across the dial.

Which has better water resistance, the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 or the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz?

The Marathon TSAR (Tritium Search & Rescue) Diver's Quartz is rated to 300m versus 200m for the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301.

What movement does the Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 run compared to the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz?

The Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301 runs a automatic caliber (Seiko NH36), while the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz runs a quartz (Swiss High-Torque Quartz).

Side by side

Islander Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301vsMarathon TSAR (Tritium Search & Rescue) Diver's Quartz

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

Islander Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301

islander-automatic-turtle-dive-watch-with-blue-dial-isl-301

MSRP $399

Marathon TSAR (Tritium Search & Rescue) Diver's Quartz

41mm-official-duvdevan-large-divers-quartz-tsar

MSRP $1,550

At a glance

18 of 29 specs differ

Diameter

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-30145mm

TSAR (Tritium Search & Rescue) Diver's Quartz46mm

Power Reserve

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301—

TSAR (Tritium Search & Rescue) Diver's Quartz40h

Water Resistance

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301200m

TSAR (Tritium Search & Rescue) Diver's Quartz300m

MSRP

Islander Automatic Turtle Dive Watch with Blue Dial #ISL-301$399

TSAR (Tritium Search & Rescue) Diver's Quartz$1,550

Full specifications

Case

8 specs

Diameter

45mm

46mm

Thickness

15mm

14mm

Lug-to-Lug

47mm

48mm

Lug Width

22mm

20mm

Material

Stainless Steel

316L Stainless Steel

Finish

—

Brushed and polished

Water Resistance

200m

300m

Caseback

Embossed screw-in caseback

Solid

Crystal & Dial

4 specs

Crystal Shape

Double Domed

Flat

AR Coating

Underside

Inner

Dial Color

—

Black

Indices

—

Applied

Movement

5 specs

Caliber

Seiko NH36

Swiss High-Torque Quartz

Type

Automatic

Quartz

Beat Rate

0 vph

28,800 vph

Power Reserve

40h

Jewels

Pricing

1 specs

MSRP

$399

$1,550

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