Side by side

Hamilton Jazzmaster Performer 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 Performer Auto

Owners praise the Hamilton Jazzmaster Performer Auto for its stylish looks, clean case finishing, and 80-hour power reserve, making it a good option for a first Swiss watch. Some owners note the 34mm size might be small and suggest it is a bit pricey. One owner finds the flatter crystal reduces light reflection and perceived chunkiness, and it sits well on smaller wrists due to a reasonable lug-to-lug distance. Overall, owners rate the Hamilton Jazzmaster Performer Auto highly for its blend of brand reputation, aesthetics, and practical features 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 Performer Auto34mm
SLGW00538.8mm
Power Reserve
Jazzmaster Performer Auto80h
SLGW00580h
Water Resistance
Jazzmaster Performer Auto100m
SLGW00530m
MSRP
Jazzmaster Performer Auto$1,245
SLGW005$9,700

Full specifications

Case

5 specs
Diameter
34mm
38.8mm
Thickness
0mm
10.4mm
Lug-to-Lug
0mm
43.7mm
Lug Width
18mm
19mm
Water Resistance
100m
30m

Crystal & Dial

2 specs
AR Coating
Yes
Dial Color
Blue

Movement

2 specs
Caliber
H-10
9SA4
Type
Automatic
Manual

Pricing

1 specs
MSRP
$1,245
$9,700
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