Side by side

Sternglas Naos Pro GMT AutomatikvsYema Granvelle CMM.29

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
Granvelle CMM.29
YemaGranvelle CMM.29
MSRP $1,913

At a glance

11 of 29 specs differ
Diameter
Naos Pro GMT Automatik38mm
Granvelle CMM.2939mm
Power Reserve
Naos Pro GMT Automatik42h
Granvelle CMM.2940h
Water Resistance
Naos Pro GMT Automatik50m
Granvelle CMM.2950m
MSRP
Naos Pro GMT Automatik$863
Granvelle CMM.29$1,913

Full specifications

Case

5 specs
Category
GMT
Dress
Diameter
38mm
39mm
Thickness
11mm
8.6mm
Lug-to-Lug
42mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

2 specs
Dial Color
Black
Lume
Luminova Punkte
None

Movement

3 specs
Caliber
Miyota 9075
Yema CMM.29
Power Reserve
42h
40h
Jewels
25

Pricing

1 specs
MSRP
$863
$1,913

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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.

Yema Granvelle CMM.29

Owners praise the Yema Granvelle CMM.29's gorgeous dial, noting its guilloché pattern and carved hour indices that catch the light. One owner describes the movement as a "feast for the eyes" but finds the watch frustrating at work due to its lack of a specific function. On balance, owners appreciate the Yema Granvelle CMM.29 for its visually striking dial and movement finishing, with some finding its utility limited in certain professional contexts.

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