Side by side

Sternglas Naos Pro GMT AutomatikvsGrand Seiko SLGB003

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

Naos Pro GMT Automatik
SternglasNaos Pro GMT Automatik
MSRP $863
SLGB003
Grand SeikoSLGB003
MSRP $11,400

At a glance

14 of 29 specs differ
Diameter
Naos Pro GMT Automatik38mm
SLGB00337mm
Power Reserve
Naos Pro GMT Automatik42h
SLGB00372h
Water Resistance
Naos Pro GMT Automatik50m
SLGB003100m
MSRP
Naos Pro GMT Automatik$863
SLGB003$11,400

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
38mm
37mm
Thickness
11mm
11.4mm
Lug-to-Lug
42mm
44.3mm
Material
Stainless Steel
Titanium
Water Resistance
50m
100m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Black
Lume
Luminova Punkte
None

Movement

4 specs
Caliber
Miyota 9075
9RB2
Type
Automatic
Spring Drive
Power Reserve
42h
72h
Jewels
25

Pricing

1 specs
MSRP
$863
$11,400

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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.

Sternglas Naos Pro GMT Automatik

Owners report the Sternglas Naos can feel underwhelming with a cheap feel and hands resembling office printer output, with some finding it wears smaller than expected and looks like a toy, though others appreciate its understated design. Reviewers highlight the Argo Automatic variant as a compelling sub-€400 mechanical watch with a colorful dial and practical date wheel, suitable for new collectors, featuring a 38mm case and a Miyota 8215 movement. On balance, the consensus is that the Sternglas Naos offers a mixed ownership experience, with its value proposition and entry-level appeal being its strongest points for some.

From video reviewers

The Sternglas Naos Pro GMT Automatik features a clean Bauhaus design that sets it apart from other GMT watches. A notable weakness is the watch's bezel action, which is not as smooth as some reviewers would have liked. Reviewers disagree on the watch's case size, with one reviewer stating it's slightly larger than the original Naos Automatic, while another reviewer doesn't mention this aspect at all.

Grand Seiko SLGB003

Grand Seiko SLGB003 owners widely praise its lightness and comfort, with a dial that offers a shifting character in different lighting conditions. Reviewers note its compact case size enhances wearability and versatility across wrist sizes. However, one owner found the dial underwhelming, and another reported a date disc issue with lower numbers not changing correctly. Some question the value proposition at around $10,000, citing the bracelet and dial as potential drawbacks, while others highlight the movement and smaller dimensions as significant positives. On balance, owners rate the Grand Seiko SLGB003 highly for its movement and compact dimensions, despite some reservations about the dial and bracelet.

From video reviewers

The watch's exceptional accuracy is a notable strength, with both reviewers highlighting its precise timekeeping. A weakness is the relatively high price point compared to other Grand Seiko models. Reviewers disagree on the ideal case size, with one reviewer noting it's relatively small at 37mm, while the other doesn't mention case size as a concern.

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