Manufacturer Seiko Instruments (SII) / Time Module (TMI) Caliber Number NE86, NE86A Family/Series NE Movement Type Automatic, self-winding mechanical, chronograph...
Seiko 8R Family
The Seiko 8R Family of automatic chronograph watch movements. The 8RXX Series calibers feature vertical clutch and column wheel chronograph systems. These movements are designed and assembled by hand by Seiko in Japan.
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Coming up to the 5 month mark and another big update it's hitting +1 second…
They will have replaced the movement, probably not economical to service the 6R35
Hi Omega caliber 571 and 570 escape wheel is same or different
Yep, 763e. That has to be it. Thanks for your confirmation. Many thanks
https://calibercorner.com/ronda-caliber-763e/
Ah, I believe it's a 763e Am I correct?
Glad you found it! https://calibercorner.com/ronda-caliber-763/