Side by side

Hamilton Jazzmaster Performer AutomaticvsLorier Neptune SIV

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

Jazzmaster Performer Automatic
HamiltonJazzmaster Performer Automatic
MSRP $1,245
Neptune SIV
LorierNeptune SIV
MSRP $599
What people say

Owners + reviewers, side by side

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

Hamilton Jazzmaster Performer Automatic

Owners widely praise the Hamilton Jazzmaster Performer Automatic for its clean design, comfortable wearability, and impressive 80-hour power reserve, with accuracy averaging just over 2 seconds per day. Some owners note the bezel is non-functional, and one experienced an internal movement failure causing time jumps, though service resolved this. The 34mm variant is considered solid for smaller wrists due to its flatter crystal and reasonable lug-to-lug distance. On balance, owners and reviewers rate the Hamilton Jazzmaster Performer Automatic highly for its blend of style, comfort, and extended power reserve at its price point.

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.

At a glance

9 of 29 specs differ
Diameter
Jazzmaster Performer Automatic38mm
Neptune SIV39mm
Power Reserve
Jazzmaster Performer Automatic80h
Neptune SIV40h
Water Resistance
Jazzmaster Performer Automatic100m
Neptune SIV200m
MSRP
Jazzmaster Performer Automatic$1,245
Neptune SIV$599

Full specifications

Case

5 specs
Category
Dress
Diver
Diameter
38mm
39mm
Thickness
11.47mm
Lug-to-Lug
46mm
Water Resistance
100m
200m

Crystal & Dial

1 specs
Dial Color
Blue
Standard

Movement

2 specs
Caliber
H-10
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,245
$599
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