Side by side

Hamilton Jazzmaster Slim AutovsSeiko Essentials Automatic

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 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.

Seiko Essentials Automatic

Owners widely appreciate the Seiko Essentials Automatic for its attractive design and value, with one owner calling the green sunray dial beautiful and reliable after a year. Some users find the 41.2mm case wears smaller than expected. One owner notes the orange stripe on the stopwatch button can expand and fall off in heat. Overall, owners rate the Seiko Essentials Automatic highly for its attractive design and value at the price point.

At a glance

12 of 29 specs differ
Diameter
Jazzmaster Slim Auto40mm
Essentials Automatic41.2mm
Power Reserve
Jazzmaster Slim Auto50h
Essentials Automatic41h
Water Resistance
Jazzmaster Slim Auto30m
Essentials Automatic100m
MSRP
Jazzmaster Slim Auto$825
Essentials Automatic$315

Full specifications

Case

6 specs
Diameter
40mm
41.2mm
Thickness
8.35mm
11.8mm
Lug-to-Lug
0mm
48.5mm
Lug Width
22mm
20mm
Material
Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Dial Color
Black

Movement

3 specs
Caliber
4R35
Power Reserve
50h
41h
Jewels
0
23

Pricing

1 specs
MSRP
$825
$315
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