Side by side

Hamilton American Classic RailRoad AutovsSeiko Diamond Collection

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

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 RailRoad Auto

Owners widely praise the Hamilton American Classic RailRoad Auto as a versatile everyday watch, noting its stellar appearance on bracelet or strap and the desirable H-10 movement providing an 80-hour power reserve. The 40mm case, measuring 11.35mm thick with slightly turned-down lugs, contributes to a thinner perceived profile. It is offered for $430 shipped and includes a travel pouch.

Seiko Diamond Collection

The Seiko Diamond Collection is widely praised by owners for its stunning beauty, featuring 14 diamonds, a mother-of-pearl dial, and a two-tone color scheme. Reviewers note its dial is difficult to capture in photos and that its fit and finish suggest excellent value, especially when purchased on sale. One owner describes the gold plating on the bracelet showing some fading from desk work, and its gold tone may not suit all tastes. Overall, owners rate the Seiko Diamond Collection highly for its striking aesthetics and perceived value.

At a glance

9 of 29 specs differ
Diameter
American Classic RailRoad Auto32mm
Diamond Collection30mm
Power Reserve
American Classic RailRoad Auto43h
Diamond Collection
Water Resistance
American Classic RailRoad Auto50m
Diamond Collection50m
MSRP
American Classic RailRoad Auto$1,295
Diamond Collection$525

Full specifications

Case

4 specs
Diameter
32mm
30mm
Thickness
11.3mm
6.3mm
Lug-to-Lug
0mm
36.5mm
Lug Width
16mm
5mm

Crystal & Dial

1 specs
Dial Color
Beige

Movement

3 specs
Caliber
ETA 2681
Seiko 7N01
Type
Automatic
Quartz
Power Reserve
43h
0h

Pricing

1 specs
MSRP
$1,295
$525
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