Hamilton American Classic RailRoad AutovsLongines PRIMALUNA

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Hamilton American Classic RailRoad Auto at true scale

American Classic RailRoad Auto

Longines PRIMALUNA at true scale

PRIMALUNA

Diameter

32mm

30mm

Lug-to-Lug

n/a

37mm

Thickness

11.3mm

8mm

lowest

Water Resistance

50m

highest

30m

Power Reserve

43h

n/a

MSRP

$1,295

lowest

$1,700

Movement

ETA 2681

L152.3

Case

5 specs
Diameter
32mm
30mm
Thickness
11.3mm
8mm
Lug-to-Lug
n/a
37mm
Lug Width
16mm
7mm
Water Resistance
50m
30m

Crystal & Dial

4 specs
AR Coating
n/a
Underside
Dial Color
Beige
Mother of Pearl
Indices
n/a
Diamond indexes
Lume
None
Super-LumiNova

Movement

5 specs
Caliber
ETA 2681
L152.3
Type
Automatic
Quartz
Beat Rate
0 vph
25,200 vph
Power Reserve
43h
0h
Complications
None
Hours, minutes, seconds and date

Pricing

1 specs
MSRP
$1,295
$1,700
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Reviews

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.

Longines PRIMALUNA

The Longines PRIMALUNA is appreciated for its attractive style, with some owners finding the 30mm case size to be understated. Discussions among owners often compare the practicality and lower cost of the quartz movement against the perceived specialness of an automatic. The watch is available with various dial and material choices, and some reviews note a fluid, polished case with a contemporary blend into the bracelet while retaining classic aesthetics. Overall, owners and reviewers find the Longines PRIMALUNA to be a stylish and well-finished watch at its price point.

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