Side by side
Hamilton American Classic RailRoad AutovsOmega Constellation Co Axial Master Chronometer
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
American Classic RailRoad Auto32mm
Constellation Co Axial Master Chronometer29mm
Power Reserve
American Classic RailRoad Auto43h
Constellation Co Axial Master Chronometer50h
Water Resistance
American Classic RailRoad Auto50m
Constellation Co Axial Master Chronometer50m
MSRP
American Classic RailRoad Auto$1,295
Constellation Co Axial Master Chronometer$8,500
Full specifications
Case
6 specsDiameter
32mm
29mm
Thickness
11.3mm
12mm
Lug-to-Lug
46mm
31.2mm
Lug Width
16mm
—
Finish
Brushed and polished
Steel
Caseback
Solid
—
Crystal & Dial
4 specsCrystal Shape
Flat
Domed
AR Coating
Inner
—
Dial Color
Beige
Silver
Indices
Applied
—
Movement
4 specsCaliber
ETA 2681
Omega 8700
Beat Rate
28,800 vph
0 vph
Power Reserve
43h
50h
Jewels
25
0
Pricing
1 specsMSRP
$1,295
$8,500
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