Omega Constellation Co Axial Master ChronometervsGrand Seiko STGK007
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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.
Constellation Co Axial Master Chronometer
STGK007
Diameter
29mm
27.8mm
Lug-to-Lug
31.2mm
lowest
33.5mm
Thickness
12mm
11.2mm
lowest
Water Resistance
50m
100m
highest
Power Reserve
50h
50h
MSRP
$23,100
$6,200
lowest
Movement
Omega 8700
Grand Seiko 9S27
Case
7 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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.
Owners widely praise the Grand Seiko STGK007's superb dial and exceptional finishing, noting it is best appreciated in person and invites prolonged admiration. One owner highlights the watch as a class act. The quartz movement is recognized for its long-term accuracy and suitability for its intended purpose. Overall, owners rate the Grand Seiko STGK007 highly for its exquisite finishing and dial appeal.
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