Side by side

Halios Universa IIvsOmega Constellation Co Axial Master Chronometer

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

Universa II
HaliosUniversa II
MSRP $995
Constellation Co Axial Master Chronometer
OmegaConstellation Co Axial Master Chronometer
MSRP $23,100
What people say

Owners + reviewers, side by side

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

Halios Universa II

Owners widely praise the Halios Universa II for its applied indices, excellent finishing for the price, and comfortable 38mm dimensions. The integrated bracelet design with a satisfying micro-adjust clasp and case architecture are described as masterclasses. However, some find the bracelet clasp chunkier than the overall design, and the angular lug design is noted as not being for everyone. One owner reported unexpected pastel dial colors and a poor winding action. On balance, owners rate the Halios Universa II highly for its applied indices and excellent finishing at the price point.

Omega Constellation Co Axial Master Chronometer

Owners widely praise the Omega Constellation Co Axial Master Chronometer as an underrated model and a potential heirloom, citing its handsome, well-built nature and refined yet sporty design. One owner notes that Omega does not offer alternative straps, and aftermarket options may not fit due to the Constellation's notched design. The watch features an automatic Omega 8700 movement and 50m water resistance. Overall, owners and reviewers consider the Omega Constellation Co Axial Master Chronometer a well-built, elegant timepiece that is highly regarded as a potential heirloom.

At a glance

18 of 29 specs differ
Diameter
Universa II38mm
Constellation Co Axial Master Chronometer29mm
Power Reserve
Universa II40h
Constellation Co Axial Master Chronometer50h
Water Resistance
Universa II100m
Constellation Co Axial Master Chronometer50m
MSRP
Universa II$995
Constellation Co Axial Master Chronometer$23,100

Full specifications

Case

8 specs
Diameter
38mm
29mm
Thickness
11.8mm
12mm
Lug-to-Lug
48mm
31.2mm
Lug Width
20mm
Material
316L Stainless Steel
18kt Sedna Gold
Finish
Brushed and polished
Steel
Water Resistance
100m
50m
Caseback
Solid

Crystal & Dial

5 specs
Crystal
Sapphire (double-domed)
Sapphire
Crystal Shape
Flat
Domed
AR Coating
Inner
Dial Color
Gold
Silver
Indices
Applied

Movement

4 specs
Caliber
Sellita SW300-1
Omega 8700
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
50h
Jewels
25
0

Pricing

1 specs
MSRP
$995
$23,100
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