Side by side

Sternglas Naos GroßdatumvsSeiko Prospex Sea

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

Naos Großdatum
SternglasNaos Großdatum
MSRP $323
Prospex Sea
SeikoProspex Sea
MSRP $595

At a glance

13 of 29 specs differ
Diameter
Naos Großdatum38mm
Prospex Sea41.7mm
Power Reserve
Naos Großdatum
Prospex Sea41h
Water Resistance
Naos Großdatum50m
Prospex Sea200m
MSRP
Naos Großdatum$323
Prospex Sea$595

Full specifications

Case

5 specs
Category
Dress
Diver
Diameter
38mm
41.7mm
Thickness
10mm
12.3mm
Lug-to-Lug
42mm
49.5mm
Water Resistance
50m
200m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Black
Lume
Luminova Punkten
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
Seiko VJ76
4R35
Type
Quartz
Automatic
Power Reserve
41h
Jewels
23

Pricing

1 specs
MSRP
$323
$595

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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 Großdatum

The Sternglas Naos Großdatum is praised for its Bauhaus aesthetic and value, with one owner finding it an affordable alternative to other designs. However, some owners report it feels underwhelming and cheap, with a printed-on face, small font, and toy-like hands, and find the strap to be of poor quality. The watch features a 38mm stainless steel case, an Alabaster dial with beige LumiNova, and a Seiko TMI VJ76 quartz movement rated for -20/+20 seconds per month. On balance, owners and reviewers are divided, with the primary point of contention being the perceived quality and aesthetic execution of the Sternglas Naos Großdatum.

Seiko Prospex Sea

Owners and reviewers widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many noting its comfortable wearability and faithful design recreations. Some owners report the watch can feel big, thick, and heavy on smaller wrists, while others find the sizing perfect. The bezel action is frequently highlighted as smooth and precise, often exceeding that of less expensive models. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its impressive finishing and value proposition.

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