Side by side

Sternglas Naos Pro GMT AutomatikvsGrand Seiko SLGW005

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
SLGW005
Grand SeikoSLGW005
MSRP $9,700

At a glance

14 of 29 specs differ
Diameter
Naos Pro GMT Automatik38mm
SLGW00538.8mm
Power Reserve
Naos Pro GMT Automatik42h
SLGW00580h
Water Resistance
Naos Pro GMT Automatik50m
SLGW00530m
MSRP
Naos Pro GMT Automatik$863
SLGW005$9,700

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
38mm
38.8mm
Thickness
11mm
10.4mm
Lug-to-Lug
42mm
43.7mm
Lug Width
20mm
19mm
Water Resistance
50m
30m

Crystal & Dial

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

Movement

4 specs
Caliber
Miyota 9075
9SA4
Type
Automatic
Manual
Power Reserve
42h
80h
Jewels
25

Pricing

1 specs
MSRP
$863
$9,700

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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 SLGW005

The Grand Seiko SLGW005 is lauded for its faithful recreation of the 1968 45GS, featuring a desirable double-signed dial and a beautifully finished case adhering to the Grammar of Design. It is powered by the new 9SA4 manual-winding, high-beat movement, offering an 80-hour power reserve and a mean daily rate of -3/+5 seconds. Owners consider it a "gloriously perfect" and "pure and elegant expression" of Grand Seiko's strengths, with one owner preferring its creamy dial over a more pronounced beige found on other models. Overall, owners and reviewers rate the Grand Seiko SLGW005 highly for its elegant design and impressive high-beat movement.

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