Side by side

Dryden Heartlander AutomaticvsSternglas Naos Pro Automatik

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

Heartlander Automatic
DrydenHeartlander Automatic
MSRP $600
Naos Pro Automatik
SternglasNaos Pro Automatik
MSRP $755

At a glance

11 of 29 specs differ
Diameter
Heartlander Automatic38mm
Naos Pro Automatik38mm
Power Reserve
Heartlander Automatic40h
Naos Pro Automatik42h
Water Resistance
Heartlander Automatic101m
Naos Pro Automatik50m
MSRP
Heartlander Automatic$600
Naos Pro Automatik$755

Full specifications

Case

4 specs
Category
Field
Dress
Thickness
11.2mm
9mm
Lug-to-Lug
46mm
42.4mm
Water Resistance
101m
50m

Crystal & Dial

3 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Goldfinch
Lume
None
Luminova Punkte

Movement

3 specs
Caliber
Miyota 9039
Miyota 9015
Power Reserve
40h
42h
Jewels
25

Pricing

1 specs
MSRP
$600
$755

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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.

Sternglas Naos Pro Automatik

The Sternglas Naos Pro Automatik is praised for its slim 9mm case and Bauhaus dial design, featuring clear hour markers and a framed date window. Owners note the upgraded Miyota 9015 movement with a 4Hz beat rate. Accuracy is reported as -10/+30 seconds per day, which is not ideal for precision enthusiasts. The five-link bracelet's lack of fitted end-links and the optional bracelet's chunkiness are flagged as areas lacking refinement. Overall, reviewers highlight the Sternglas Naos Pro Automatik's improved wearability and premium feel at its price point.

From video reviewers

The Bauhaus design is a strength. The value proposition is a weakness.

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