Side by side

Hamilton Jazzmaster Viewmatic AutovsSeestern S446 GMT

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

Jazzmaster Viewmatic Auto
HamiltonJazzmaster Viewmatic Auto
MSRP $995
S446 GMT
SeesternS446 GMT
MSRP $299

At a glance

14 of 29 specs differ
Diameter
Jazzmaster Viewmatic Auto40mm
S446 GMT39.5mm
Power Reserve
Jazzmaster Viewmatic Auto80h
S446 GMT41hh
Water Resistance
Jazzmaster Viewmatic Auto50m
S446 GMT100m
MSRP
Jazzmaster Viewmatic Auto$995
S446 GMT$299

Full specifications

Case

6 specs
Category
Dress
GMT
Diameter
40mm
39.5mm
Thickness
10.8mm
13mm
Lug-to-Lug
46mm
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

2 specs
Crystal Shape
Flat
Domed
Dial Color
Black
Cream

Movement

5 specs
Caliber
H-10
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
80h
41hh
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$995
$299

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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 Viewmatic Auto

Owners widely praise the Hamilton Jazzmaster Viewmatic Auto for its classic yet modern aesthetic, comfortable 37mm size suitable for smaller wrists, and superb case finishing for the price. The textured silver dial and subtle blue hands are noted as appealing details, and the watch is seen as versatile for both casual and formal wear. Accuracy is reported as impressive, with some owners observing deviations of only 1-2 seconds per day. One owner noted a discrepancy in the stated case thickness, with Hamilton listing 10.10mm. On balance, owners rate the Hamilton Jazzmaster Viewmatic Auto highly for its excellent value and versatile, classic design.

Seestern S446 GMT

Owners widely praise the Seestern S446 GMT for its stunning finishing and extreme value, with a sapphire crystal and adjustable clasp. The winding action is noted as buttery smooth, and the 39.5mm case size is considered very wearable. Some owners, however, flag the lume as a weak point and one owner found the bracelet clasp lacked sufficient micro-adjustment. The Seestern S446 GMT is considered an extreme value for the dollar. Overall, owners rate the Seestern S446 GMT highly for its exceptional finishing and value proposition at its price point.

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