Side by side

Dryden Heartlander AutomaticvsSpinnaker Dumas GMT

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

Heartlander Automatic
DrydenHeartlander Automatic
MSRP $600
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

11 of 29 specs differ
Diameter
Heartlander Automatic38mm
Dumas GMT44mm
Power Reserve
Heartlander Automatic40h
Dumas GMT40h
Water Resistance
Heartlander Automatic101m
Dumas GMT300m
MSRP
Heartlander Automatic$600
Dumas GMT$399

Full specifications

Case

7 specs
Category
Field
GMT
Diameter
38mm
44mm
Thickness
11.2mm
15mm
Lug-to-Lug
46mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
101m
300m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Goldfinch
Blue

Movement

1 specs
Caliber
Miyota 9039
Seiko NH34A

Pricing

1 specs
MSRP
$600
$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.

Dryden Heartlander Automatic

The Dryden Heartlander Automatic is widely praised for its versatility, comfortable 38mm case that wears smaller than its dimensions suggest, and excellent dial variety. Reviewers highlight its value at $500, noting good finishing, a domed sapphire crystal, and 100m water resistance. The tapering bracelet with solid links is also considered comfortable. One owner notes the crown may protrude slightly and irritate some wearers. On balance, owners and reviewers rate the Dryden Heartlander Automatic highly for its combination of wearability, features, and value.

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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