Side by side

Sternglas NaosvsSeiko Prospex Rotocall

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

Naos
SternglasNaos
MSRP $323
Prospex Rotocall
SeikoProspex Rotocall
MSRP $550

At a glance

11 of 29 specs differ
Diameter
Naos38mm
Prospex Rotocall37mm
Power Reserve
Naos
Prospex Rotocall40h
Water Resistance
Naos50m
Prospex Rotocall100m
MSRP
Naos$323
Prospex Rotocall$550

Full specifications

Case

5 specs
Category
Dress
Sport
Diameter
38mm
37mm
Thickness
7.2mm
10.6mm
Lug-to-Lug
41mm
43.5mm
Water Resistance
50m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Dial Color
Black

Movement

3 specs
Caliber
Ronda 714
A824
Power Reserve
40h
Jewels
25

Pricing

1 specs
MSRP
$323
$550

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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

The Sternglas Naos is widely praised for its refined daily wearability and Bauhaus design, with owners noting its durable construction, scratchless sapphire crystal, and flawless date mechanism. Reviewers highlight the comfortable and supple bracelet that drapes well and a date window that matches the dial. One owner advises replacing the original tan strap due to a lack of durability. The quartz movement is noted for its accuracy, and the absence of a seconds hand is seen as a unique solution to prevent misaligned markers. Overall, owners and reviewers rate the Sternglas Naos highly for its harmonious design and comfortable wear at its price point.

Seiko Prospex Rotocall

Owners widely praise the Seiko Prospex Rotocall for its charismatic retro design and comfortable 37mm size, with many appreciating its space-faring heritage. However, multiple sources criticize its price point, suggesting it is too high for an all-digital quartz watch with features like a stamped clasp, mineral crystal, and standard quartz movement. Some owners also note drawbacks such as a flimsy battery mount and split pin bracelet construction. On balance, owners and reviewers find the Seiko Prospex Rotocall visually appealing and a faithful re-release, but its value proposition is frequently questioned due to its price.

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