Side by side

Hamilton American Classic Ardmore QuartzvsSpinnaker Dumas GMT

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

American Classic Ardmore Quartz
HamiltonAmerican Classic Ardmore Quartz
MSRP $625
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

12 of 29 specs differ
Diameter
American Classic Ardmore Quartz19mm
Dumas GMT44mm
Power Reserve
American Classic Ardmore Quartz40h
Dumas GMT40h
Water Resistance
American Classic Ardmore Quartz30m
Dumas GMT300m
MSRP
American Classic Ardmore Quartz$625
Dumas GMT$399

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
19mm
44mm
Thickness
6.9mm
15mm
Lug-to-Lug
46mm
48mm
Lug Width
14mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
300m

Crystal & Dial

2 specs
Crystal
Mineral
Sapphire
Dial Color
Silver
Blue

Movement

2 specs
Caliber
980.163
Seiko NH34A
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$625
$399

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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 American Classic Ardmore Quartz

Owners widely appreciate the Hamilton American Classic Ardmore Quartz for its appealing rectangular design, particularly on smaller wrists. One owner loves the Registered Edition's design, noting minor wear from storage. Accuracy figures vary, with one owner reporting a loss of 10-11 seconds per week after service, while another notes a gain of about 10 seconds a week, both considered within acceptable limits for a non-chronometer certified watch. Overall, owners value the Hamilton American Classic Ardmore Quartz for its attractive design and suitability for smaller wrists.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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