Side by side

Hamilton American Classic Day Date AutovsLorier Neptune SIV

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

American Classic Day Date Auto
HamiltonAmerican Classic Day Date Auto
MSRP $1,245
Neptune SIV
LorierNeptune SIV
MSRP $599

At a glance

10 of 29 specs differ
Diameter
American Classic Day Date Auto42mm
Neptune SIV39mm
Power Reserve
American Classic Day Date Auto80h
Neptune SIV40h
Water Resistance
American Classic Day Date Auto50m
Neptune SIV200m
MSRP
American Classic Day Date Auto$1,245
Neptune SIV$599

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
42mm
39mm
Thickness
11.55mm
Lug-to-Lug
46mm
Lug Width
22mm
20mm
Water Resistance
50m
200m

Crystal & Dial

1 specs
Dial Color
Grey
Standard

Movement

2 specs
Caliber
H-30
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,245
$599

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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 Day Date Auto

Owners widely praise the Hamilton American Classic Day Date Auto for its legible dial, well-integrated day-date complication, and vintage military aesthetic. The 40mm to 42mm case is noted to wear smaller than its dimensions suggest, and the complication is considered well-executed for its price point. However, the lume is criticized for poor intensity and longevity, and the mirror-polished bezel is flagged as a scratch magnet. The stock leather strap is also described as stiff. Overall, owners rate the Hamilton American Classic Day Date Auto highly for its attractive vintage styling and functional day-date complication at an accessible price.

Lorier Neptune SIV

Owners widely praise the Lorier Neptune SIV for its versatile, vintage-inspired design featuring a glossy gilt-style dial and a comfortable, tapered bracelet, noting its affordability reduces wear anxiety. Reviewers and owners alike mention the acrylic crystal as a point of contention, with some preferring sapphire, and one owner finds the bracelet lacks the feel of more expensive options. On balance, owners and reviewers rate the Lorier Neptune SIV highly for its appealing vintage aesthetic and value proposition.

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