Horological Meandering

Three different interpretations of quartz movements: Grand Seiko Spring Drive UFA Rolex Oysterquartz Grand Seiko Quartz Each movement is absolutely unique and tells an exciting story. Hopefully three times 13 won't bring bad luck. ...  

I don’t have a UFA but the rest haven’t been bad luck, unless you count all the battery changes over the years… I’m very happy to see love for these unappreciated but technically superb watches. Not counting Spring Drives; there have been too many 🙁 Insid...  

Technically, Spring Drive is not quartz and does not use a battery. AI says: Seiko Spring Drive is not the same as a traditional quartz movement ; it is a hybrid technology that combines a mechanical mainspring with a quartz crystal for precision regulati... 

…and you get this useful way of classifying the various types of movements Spring Drive is quartz regulation X mainspring. Electric watches were balance wheel regulation X battery ...  

ACCUTRON A tuning fork watch (Bulova Accutron) uses a unique mechanism that relies on the vibration of a tuning fork to keep time, rather than a traditional balance wheel and hairspring. Introduced in 1960, the Accutron was the first commercially successf...  

It is under tuning fork regulation X battery. I considered solar quartz watches as part of the quartz regulation X battery category, since the solar cell’s function is to charge the battery. Same with Seiko Kinetic / ETA Autoquartz where the rotor charges... 

Nice trip you have there 👏🏻👏🏻👏🏻

OQ and GS are. Never quite git to buy an OQ.

Of course I took pictures showing my watch, what I couldn't capture was how hard it was to read with slim hands on black dial and glossy crystal. Another one I sold without replacing it with a more legible model... like this! ...  

Decades ago to acquire one