Side by side

Borealis Watch Co. SintravsSternglas Naos Pro GMT Automatik

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

Sintra
Borealis Watch Co.Sintra
MSRP $650
Naos Pro GMT Automatik
SternglasNaos Pro GMT Automatik
MSRP $863

At a glance

12 of 29 specs differ
Diameter
Sintra41.50mm
Naos Pro GMT Automatik38mm
Power Reserve
Sintra40h
Naos Pro GMT Automatik42h
Water Resistance
Sintra200m
Naos Pro GMT Automatik50m
MSRP
Sintra$650
Naos Pro GMT Automatik$863

Full specifications

Case

6 specs
Category
Sport
GMT
Diameter
41.50mm
38mm
Thickness
12.95mm
11mm
Lug-to-Lug
47.00mm
42mm
Lug Width
20mm
20mm
Water Resistance
200m
50m

Crystal & Dial

2 specs
Dial Color
Black
Lume
BGW9
Luminova Punkte

Movement

3 specs
Caliber
Miyota 9015
Miyota 9075
Power Reserve
40h
42h
Jewels
25

Pricing

1 specs
MSRP
$650
$863

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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.

Borealis Watch Co. Sintra

Borealis Watch Co. Sintra owners widely praise its well-executed design, featuring applied indices and a shimmering blue dial that some prefer over more expensive alternatives. The timepiece is noted for excellent build quality and high-end specifications for its price, including a Miyota 90S5 movement and a premium bracelet. One owner did not purchase due to its size not being 39mm or less, while the 90xx movements are considered reliable and accurate, though some find them noisy. On balance, owners rate the Borealis Watch Co. Sintra highly for its impressive design and build quality at its price point.

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.

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