Comments on: Vibration, VPH https://www.watchtime.com Wristwatch reviews, watch news, watch database. Mon, 07 Sep 2015 09:32:29 +0000 hourly 1 By: Ahmed Batarni https://www.watchtime.com/reference-center/glossary/vibration-vph/#comment-1543049 Mon, 07 Sep 2015 09:32:29 +0000 https://www.watchtime.com/?page_id=23453#comment-1543049 Dear Sir

How to determine the accuracy of time in the Watch ?
by vph or how ?
thank you

]]> By: Kevo https://www.watchtime.com/reference-center/glossary/vibration-vph/#comment-373899 Mon, 01 Jul 2013 05:34:19 +0000 https://www.watchtime.com/?page_id=23453#comment-373899 I’d like to ask the vph of citizen np3000-54a

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