Omega

Seamaster
Style: 215.30.40.20.01.001

Planet Ocean 600 M
Omega Co-Axial Master Chronometer 39.5 MM
Steel on Steel

Constellation
Style: 127.15.27.20.55.001

Constellation Omega Co-Axial
Master Chronometer Small
Seconds 27 MM
Petite Seconde
Steel on Steel