Side by side

Bremont ionBirdvsSternglas Naos Großdatum

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

ionBird
BremontionBird
MSRP $5,800
Naos Großdatum
SternglasNaos Großdatum
MSRP $323

At a glance

14 of 29 specs differ
Diameter
ionBird43mm
Naos Großdatum38mm
Power Reserve
ionBird40h
Naos Großdatum
Water Resistance
ionBird
Naos Großdatum50m
MSRP
ionBird$5,800
Naos Großdatum$323

Full specifications

Case

7 specs
Category
Pilot
Dress
Diameter
43mm
38mm
Thickness
10mm
Lug-to-Lug
42mm
Lug Width
20mm
Material
Titanium
Stainless Steel
Water Resistance
50m

Crystal & Dial

2 specs
Dial Color
Regular length (15cm - 19cm wrist size)
Lume
None
Luminova Punkten

Movement

4 specs
Caliber
Seiko VJ76
Type
Automatic
Quartz
Power Reserve
40h
Jewels
25

Pricing

1 specs
MSRP
$5,800
$323

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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.

Bremont ionBird

Owners report the Bremont ionBird is overpriced and features a printed dial with a poorly placed date window at 4:30, which some find visually disruptive. However, some owners suggest its case finishing is superior to competitors. The 43mm titanium Bremont ionBird GMT is powered by a COSC-certified BE-93-2AV automatic movement and retails for $5,795. On balance, owners and reviewers find the Bremont ionBird's date window placement and price point to be significant drawbacks.

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.

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