Side by side

Hamilton American Classic PSR Digital QuartzvsIslander 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.

American Classic PSR Digital Quartz
HamiltonAmerican Classic PSR Digital Quartz
MSRP $1,225
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
IslanderIslander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
MSRP $379

At a glance

17 of 29 specs differ
Diameter
American Classic PSR Digital Quartz41mm
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-31640mm
Power Reserve
American Classic PSR Digital Quartz40h
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316
Water Resistance
American Classic PSR Digital Quartz100m
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316200m
MSRP
American Classic PSR Digital Quartz$1,225
Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316$379

Full specifications

Case

8 specs
Category
Dress
GMT
Diameter
41mm
40mm
Thickness
13.3mm
14mm
Lug-to-Lug
46mm
48mm
Lug Width
24mm
20mm
Finish
Brushed and polished
Water Resistance
100m
200m
Caseback
Solid
Screw-down

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
Black
Indices
Applied

Movement

5 specs
Caliber
H-10e
Seiko NH34
Type
Quartz
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$1,225
$379

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hamilton American Classic PSR Digital Quartz

Owners widely praise the Hamilton American Classic PSR Digital Quartz for its cool retro-futuristic design and historical reissue status, with many finding it comfortable for all-day wear on its tapering bracelet. Reviewers and owners consistently highlight its exceptional accuracy, with figures ranging from +/- zero seconds per day to -0.5 to +0.7 seconds per day. The watch features a hybrid dual display with LCD and OLED technology, a sapphire crystal, and 100m water resistance, with battery life estimated at three to five years. Some owners note sharp edges on the clasp buttons and a lack of micro-adjustments on the butterfly clasp, while others find the red LCD dim outdoors and the display activation delayed, requiring a button press to see the time in the dark. The price is considered accessible by some for its unique character and heritage, though others find it expensive for a quartz digital watch.

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

Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 offers excellent value at $329 MSRP, featuring a handsome anthracite dial with applied indices, a sapphire crystal, and a quality 120-click unidirectional bezel. Owners highlight the NH34 movement and well-proportioned 40x48x20mm case. Overall, owners rate the Islander Calabro GMT World Time Automatic Watch with Anthracite Dial #ISL-316 highly for its value and feature set at the price point.

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