Side by side

Hamilton Jazzmaster Performer AutovsGrand Seiko SBGK007

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 SBGK007

The Grand Seiko SBGK007 is praised for its glorious champagne-to-silver-white sunburst dial and domed sapphire crystal. Owners and reviewers highlight its wonderfully slim profile, attributed to the manual-wind movement, contributing to excellent wearability and a design that subtly evokes vintage pieces. The movement is described as attractive yet workmanlike, with accuracy rated between +5 to -3 seconds per day and a 72-hour power reserve. The watch measures 39mm and 11.6mm thick, and is offered on a high-quality leather strap. On balance, owners and reviewers highly regard the Grand Seiko SBGK007 for its elegant slim case and beautifully textured dial.

At a glance

11 of 29 specs differ
Diameter
Jazzmaster Performer Auto34mm
SBGK00739mm
Power Reserve
Jazzmaster Performer Auto80h
SBGK00772h
Water Resistance
Jazzmaster Performer Auto100m
SBGK00730m
MSRP
Jazzmaster Performer Auto$1,245
SBGK007$7,300

Full specifications

Case

5 specs
Diameter
34mm
39mm
Thickness
0mm
11.6mm
Lug-to-Lug
0mm
44mm
Lug Width
18mm
19mm
Water Resistance
100m
30m

Crystal & Dial

2 specs
AR Coating
Yes
Dial Color
Blue

Movement

3 specs
Caliber
H-10
9S63
Type
Automatic
Manual
Power Reserve
80h
72h

Pricing

1 specs
MSRP
$1,245
$7,300
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