The manual wind Panerai caliber OP XI movement is based off an an ETA 6497/2. First seen in Panerai models around 2002. It has 17 jewels with a 56 hour power reserve and 21,600 vph.
ETA 6497-2
What is the difference between caliber 6497-1 and 6497-2? There are two variations of the ETA/Unitas 6497 including the 6497-1...
https://www.youtube.com/watch?v=Xnh7O22mduE In this detailed video by perplxr, watch as a hand-wound ETA caliber 6497-1 movement gets overhauled from start to...
network of watch sites
Recent Comments
Hi Bobmartens, the chart has been updated. Please see the section "Caliber 763 VS 763E"…
The picture says 5 jewels, but never is ther mention of more than one jewel.…
Why I order bracelets with push-pins!
How did it do on the timegrapher??
Hello, I wanted to know if I could change the case back of my Seiko…
My Sacred crafts watch
Ferragamo 1898 Sport (ref: SFYK00520) contains the Swiss Made Ronda 715. It’s a fantastic quartz…