Hamilton Jazzmaster Performer AutomaticvsSeiko 6218-8971

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Hamilton Jazzmaster Performer Automatic at true scale

Jazzmaster Performer Automatic

Seiko 6218-8971 at true scale

6218-8971

Diameter

38mm

37mm

Lug-to-Lug

n/a

44.5mm

Thickness

11.5mm

lowest

12mm

Water Resistance

100m

n/a

Power Reserve

80h

n/a

MSRP

$1,245

n/a

Movement

Hamilton H-10

Seiko 6218

Case

6 specs
Diameter
38mm
37mm
Thickness
11.47mm
12mm
Lug-to-Lug
n/a
44.5mm
Lug Width
20mm
19mm
Water Resistance
100m
n/a
Caseback
n/a
Solid

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Blue
Silver
Indices
n/a
Applied

Movement

4 specs
Caliber
Hamilton H-10
Seiko 6218
Beat Rate
0 vph
18,000 vph
Power Reserve
80h
0h
Jewels
0
35

Pricing

1 specs
MSRP
$1,245
n/a
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Hamilton Jazzmaster Performer Automatic

Owners widely praise the Hamilton Jazzmaster Performer Automatic for its clean look, comfort, and stylish design, with one owner noting accuracy averaging just over 2 seconds per day. The 38mm case size is generally considered wearable, though one owner found the 34mm variant too small. A common point of contention among enthusiasts is a dislike for open-heart designs, which some find cluttered. One owner reported an internal movement failure causing the time to jump back, which was resolved through service. On balance, owners and reviewers rate the Hamilton Jazzmaster Performer Automatic highly for its comfort and attractive design at its price point.

Seiko 6218-8971

The Seiko 6218-8971 is praised for its full date window, hidden crown, and beautiful case design, with owners noting its narrow bezel that highlights the dial, a graduated chapter ring, beautiful fonts, split day/date windows, and dauphine hands. The day display at 6 o'clock is considered unique for Seiko. One owner reported that the day/date function stopped working after a service, and Seiko technicians were unable to resolve the issue. Overall, owners rate the Seiko 6218-8971 highly for its unique dial layout and attractive case design.