Which is cheaper, the Oak & Oscar The Humboldt GMT Titanium or the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316?

At MSRP the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 is the cheaper of the two at $379, against $2,950 for the Oak & Oscar The Humboldt GMT Titanium — a $2,571 gap before any retailer discounting.

Which is bigger, the Oak & Oscar The Humboldt GMT Titanium or the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316?

The Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 wears larger at 40mm versus 39.5mm for the Oak & Oscar The Humboldt GMT Titanium — a 0.5mm difference across the dial.

What movement does the Oak & Oscar The Humboldt GMT Titanium run compared to the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316?

Both watches run automatic movements — the Oak & Oscar The Humboldt GMT Titanium uses the Sellita SW330 and the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 uses the Seiko NH34.

Side by side

Oak & Oscar The Humboldt GMT TitaniumvsIslander Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316

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

Oak & Oscar The Humboldt GMT Titanium

HMBDLTGMTTI

MSRP $2,950

Islander Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316

islander-calabro-gmt-world-time-automatic-watch-with-anthracite-dial-isl-316

MSRP $379

At a glance

15 of 29 specs differ

Diameter

The Humboldt GMT Titanium39.5mm

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-31640mm

Power Reserve

The Humboldt GMT Titanium56 hoursh

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316—

Water Resistance

The Humboldt GMT Titanium200m

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316200m

MSRP

The Humboldt GMT Titanium$2,950

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316$379

Full specifications

Case

6 specs

Diameter

39.5mm

40mm

Thickness

12.5mm

14mm

Lug-to-Lug

46.8mm

48mm

Material

Grade 5 Titanium

Stainless Steel

Finish

Brushed and polished

—

Caseback

Solid screw-down

Screw-down

Crystal & Dial

4 specs

Crystal Shape

Double-domed

Flat

Dial Color

Green

—

Indices

Applied

—

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

Sellita SW330

Seiko NH34

Beat Rate

4 vph

0 vph

Power Reserve

56 hoursh

Jewels

Pricing

1 specs

MSRP

$2,950

$379

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