Northern Star Watch SentinelvsOmega Constellation Co Axial Master Chronometer
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.
Sentinel
Constellation Co Axial Master Chronometer
Diameter
40.5mm
29mm
Lug-to-Lug
43.7mm
31.2mm
lowest
Thickness
10.1mm
lowest
12mm
Water Resistance
50m
50m
Power Reserve
42h
50h
highest
MSRP
$649
lowest
$23,100
Movement
Miyota 90S5
Omega 8700
Case
6 specsCrystal & Dial
2 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Northern Star Watch Sentinel for its striking and unique appearance, noting its slim 10.10mm case and triple-tier dial with Roman numerals and mother-of-pearl. The triple-tiered dial also features a sunburst finish, contributing to its aesthetic appeal and comfort. Overall, owners rate the Northern Star Watch Sentinel highly for its elegant design and comfortable wearability.
Owners widely praise the Omega Constellation Co Axial Master Chronometer for its clean, elegant design and refined finishing, with some considering it the most underrated model in Omega's lineup. One owner expresses immense pride in the watch, viewing it as a significant heirloom. However, owners note that Omega's refusal to supply parts for Co-Axial movements can lead to higher servicing costs at official centers, and aftermarket straps may not fit due to the Constellation's notched design. On balance, owners and reviewers regard the Omega Constellation Co Axial Master Chronometer highly for its handsome, well-built precision and elegant aesthetic.
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