Side by side

Hamilton Jazzmaster AutovsGrand Seiko SLGW005

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 Auto

The Hamilton Jazzmaster Auto is widely praised for its excellent value, clean and uncomplicated design suitable for various occasions, and comfortable wearability, with a 40mm or 42mm case size that is considered unobtrusive. Reviewers highlight its refined H-21 movement, which offers a 60-hour power reserve, and distinctive sunray dials. Overall, owners and reviewers rate the Hamilton Jazzmaster Auto highly for its impressive balance of contemporary style and traditional watchmaking at its price point.

Grand Seiko SLGW005

The Grand Seiko SLGW005 is lauded for its faithful recreation of the 1968 45GS, featuring a desirable double-signed dial and a beautifully finished case adhering to the Grammar of Design. It is powered by the new 9SA4 manual-winding, high-beat movement, offering an 80-hour power reserve and a mean daily rate of -3/+5 seconds. Owners consider it a "gloriously perfect" and "pure and elegant expression" of Grand Seiko's strengths, with one owner preferring its creamy dial over a more pronounced beige found on other models. Overall, owners and reviewers rate the Grand Seiko SLGW005 highly for its elegant design and impressive high-beat movement.

At a glance

10 of 29 specs differ
Diameter
Jazzmaster Auto36mm
SLGW00538.8mm
Power Reserve
Jazzmaster Auto80h
SLGW00580h
Water Resistance
Jazzmaster Auto50m
SLGW00530m
MSRP
Jazzmaster Auto$1,125
SLGW005$9,700

Full specifications

Case

5 specs
Diameter
36mm
38.8mm
Thickness
10mm
10.4mm
Lug-to-Lug
0mm
43.7mm
Lug Width
18mm
19mm
Water Resistance
50m
30m

Crystal & Dial

2 specs
AR Coating
Yes
Dial Color
Black

Movement

2 specs
Caliber
H-10
9SA4
Type
Automatic
Manual

Pricing

1 specs
MSRP
$1,125
$9,700
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