Zenith Daytona power reserve questions

[orisky]

Originally Posted by SPACE-DWELLER

BTW, the "normal" power reserve of the Daytona "Zenith" Cal. 4130 movement is 54 hours when the chronograph is not running and 47 hours when the chronograph is running continously.

Ok, I finally had a chance to test with chrono running. Looks like my Daytona is just a bit better than "normal" at 55.5 and 47.5. The IWC was just a bit behind at 53 and 45hrs