Side by side

Hamilton American Classic PSR Digital QuartzvsSeiko Prospex Sea

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
Prospex Sea
SeikoProspex Sea
MSRP $595

At a glance

13 of 29 specs differ
Diameter
American Classic PSR Digital Quartz41mm
Prospex Sea41.7mm
Power Reserve
American Classic PSR Digital Quartz40h
Prospex Sea41h
Water Resistance
American Classic PSR Digital Quartz100m
Prospex Sea200m
MSRP
American Classic PSR Digital Quartz$1,225
Prospex Sea$595

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
41mm
41.7mm
Thickness
13.3mm
12.3mm
Lug-to-Lug
46mm
49.5mm
Lug Width
24mm
20mm
Water Resistance
100m
200m

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
H-10e
4R35
Type
Quartz
Automatic
Power Reserve
40h
41h
Jewels
25
23

Pricing

1 specs
MSRP
$1,225
$595

Follow this matchup

Get a note when Hamilton American Classic PSR Digital Quartz vs Seiko Prospex Sea gets more votes, a community discussion, or a price drop. No account needed.

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.

Seiko Prospex Sea

Owners and reviewers widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many noting its comfortable wearability and faithful design recreations. Some owners report the watch can feel big, thick, and heavy on smaller wrists, while others find the sizing perfect. The bezel action is frequently highlighted as smooth and precise, often exceeding that of less expensive models. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its impressive finishing and value proposition.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.