Zenith Chronomaster Original /Root/Start/Tudor/Tudor (SV)/Black Bay Chrono 5 mm diameter gives it

5 mm diameter gives it a distinctive presence on the wrist without appearing excessive

The automatic calibre AL-525 runs at 28

and comfort

800 vibrations per hour and offers 60 hours of power reserve

The automatic calibre 324 S IRM QA LU offers 35 hours of power reserve

Zenith Chronomaster Original /Root/Start/Tudor/Tudor (SV)/Black Bay Chrono 5 mm diameter gives itZenith Chronomaster Original (Reference 03. 3200. 3600 21. M3200) Reference 03. 3200. 3600 21. M3200 presents the Chronomaster Original entirely in steel. The black dial with three overlapping totalizers follows the design of the A386 from 1969. The El Primero calibre runs at 36,000 vibrations per hour and offers 60 hours of power reserve. Chronograph, small seconds, and date display make up the indications; luminous hands and luminous indices ensure