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Old 23 May 2023, 03:25 AM   #1
RAU
"TRF" Member
 
Join Date: Mar 2021
Location: HI
Watch: GMT Master II
Posts: 36
Information regarding backside of dials

Hey guys,

I’m trying to learn why some dials have markings as if it were polished/grinded?

Any technical enthusiast here willing to share some knowledge?


Example found from google images

Name:  s-l1600.jpg
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Size:  90.3 KB
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