Side by side

Hamilton Jazzmaster Slim AutovsHalios Universa II

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

Jazzmaster Slim Auto
HamiltonJazzmaster Slim Auto
MSRP $825
Universa II
HaliosUniversa II
MSRP $995

At a glance

11 of 29 specs differ
Diameter
Jazzmaster Slim Auto40mm
Universa II38mm
Power Reserve
Jazzmaster Slim Auto50h
Universa II40h
Water Resistance
Jazzmaster Slim Auto30m
Universa II100m
MSRP
Jazzmaster Slim Auto$825
Universa II$995

Full specifications

Case

6 specs
Diameter
40mm
38mm
Thickness
8.35mm
11.8mm
Lug-to-Lug
46mm
48mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Sapphire (double-domed)
Dial Color
Black
Gold

Movement

2 specs
Caliber
No caliber
Sellita SW300-1
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$825
$995

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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 Jazzmaster Slim Auto

The Hamilton Jazzmaster Slim Auto is praised for its elegance, light weight, and impressive leather strap, offering a classy yet engaging aesthetic. Its thin 8mm profile, achieved partly by omitting a seconds hand and utilizing the ETA 2892 movement, contributes to its wearability. However, one owner notes the 44mm case size as being very large, and another finds it less appealing than vintage Hamilton models, though the black dial version is considered better looking. Overall, owners appreciate the Hamilton Jazzmaster Slim Auto for its slim profile and elegant design.

Halios Universa II

Owners widely praise the Halios Universa II for its applied indices, excellent finishing for the price, and comfortable 38mm dimensions. The integrated bracelet design with a satisfying micro-adjust clasp and case architecture are described as masterclasses. However, some find the bracelet clasp chunkier than the overall design, and the angular lug design is noted as not being for everyone. One owner reported unexpected pastel dial colors and a poor winding action. On balance, owners rate the Halios Universa II highly for its applied indices and excellent finishing at the price point.

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