Side by side

Marnaut Safe Harbour 100CvsSternglas Naos Großdatum

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marnaut Safe Harbour 100C

The Marnaut Safe Harbour is widely praised for its compact 39mm tonneau case and its unique sea urchin-inspired dial. Reviewers note the case wears well despite its 13.2mm thickness. One owner flagged a potential lume inconsistency, which was attributed to UV lighting effects. The slender handset can be difficult to read against the busy dial, and the faux-crocodile strap is stiff initially. Overall, owners and reviewers appreciate the Marnaut Safe Harbour for its distinctive dial and comfortable wearability.

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.

At a glance

12 of 29 specs differ
Diameter
Safe Harbour 100C39mm
Naos Großdatum38mm
Power Reserve
Safe Harbour 100C41h
Naos Großdatum
Water Resistance
Safe Harbour 100C100m
Naos Großdatum50m
MSRP
Safe Harbour 100C$899
Naos Großdatum$323

Full specifications

Case

5 specs
Category
Dress
Diameter
39mm
38mm
Thickness
13mm
10mm
Lug-to-Lug
45mm
42mm
Water Resistance
100m
50m

Crystal & Dial

2 specs
Dial Color
Black
Lume
None
Luminova Punkten

Movement

4 specs
Caliber
Sellita SW200-1
Seiko VJ76
Type
Automatic
Quartz
Power Reserve
41h
Jewels
25

Pricing

1 specs
MSRP
$899
$323
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