Side by side
Omega Constellation Co Axial Master ChronometervsGrand Seiko SBGA384
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
Constellation Co Axial Master Chronometer29mm
SBGA38440mm
Power Reserve
Constellation Co Axial Master Chronometer50h
SBGA38472h
Water Resistance
Constellation Co Axial Master Chronometer50m
SBGA384100m
MSRP
Constellation Co Axial Master Chronometer$8,500
SBGA384$29,500
Full specifications
Case
8 specsDiameter
29mm
40mm
Thickness
12mm
12.5mm
Lug-to-Lug
31.2mm
46.2mm
Lug Width
—
19mm
Material
Stainless Steel
Gold
Finish
Steel
Brushed and polished
Water Resistance
50m
100m
Caseback
—
Solid
Crystal & Dial
4 specsCrystal Shape
Domed
Flat
AR Coating
—
Yes
Dial Color
Silver
Black
Indices
—
Applied
Movement
5 specsCaliber
Omega 8700
9R15
Type
Automatic
Spring Drive
Beat Rate
0 vph
28,800 vph
Power Reserve
50h
72h
Jewels
0
25
Pricing
1 specsMSRP
$8,500
$29,500
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