Side by side

Hamilton Jazzmaster Seaview AutovsSeiko King Seiko KSK

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Jazzmaster Seaview Auto
HamiltonJazzmaster Seaview Auto
MSRP $945
King Seiko KSK
SeikoKing Seiko KSK
MSRP $3,300

At a glance

12 of 29 specs differ
Diameter
Jazzmaster Seaview Auto37mm
King Seiko KSK38.6mm
Power Reserve
Jazzmaster Seaview Auto42h
King Seiko KSK45h
Water Resistance
Jazzmaster Seaview Auto100m
King Seiko KSK50m
MSRP
Jazzmaster Seaview Auto$945
King Seiko KSK$3,300

Full specifications

Case

5 specs
Diameter
37mm
38.6mm
Thickness
11.3mm
10.7mm
Lug-to-Lug
46mm
45.8mm
Lug Width
18mm
19mm
Water Resistance
100m
50m

Crystal & Dial

3 specs
Crystal Shape
Flat
Box
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
White
Black

Movement

3 specs
Caliber
2824-2
6L35
Power Reserve
42h
45h
Jewels
25
26

Pricing

1 specs
MSRP
$945
$3,300

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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 Seaview Auto

Owners widely praise the Hamilton Jazzmaster Seaview Auto for its attractive design and comfortable wearability when paired with aftermarket straps like sailcloth. Accuracy varies, with one owner reporting gains of 15 seconds per day after seven years of wear, which improved to +/- 4 seconds per day after servicing and case replacement. Another user noted finish issues after minimal wear, questioning the material quality. The Hamilton Jazzmaster Seaview Auto is available with a 45mm stainless steel case, sapphire crystal, 300m water resistance, and an ETA 2824-2 movement, with prices around $500. On balance, owners value the Hamilton Jazzmaster Seaview Auto for its aesthetic appeal and strap versatility, though material durability can be a concern for some.

Seiko King Seiko KSK

Owners and reviewers widely praise the King Seiko KSK for its exceptional dial and case finishing, often compared to higher-end brands, and its slim, retro design. The use of the Calibre 6L35 movement in some variants is seen as a significant upgrade, contributing to a refined feel, while others note the bracelet is unusually nice and the case offers a mix of brushed and polished finishes with sharp angles. However, some owners question the value proposition, citing misaligned screws and clasp components on their examples, and the standard 6R movement in some models is criticized as a disappointment for the price point. Accuracy figures range from +15/-10 seconds per day to +5 to +7 seconds per day, and water resistance is rated at 5 BAR or 50 meters. Overall, owners and reviewers find the King Seiko KSK to be a beautiful and classy watch with fantastic finishing, though some are divided on its value and movement choice at its price point.

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