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ISO 1112:2009
M00007452
New product
ISO 1112:2009 Horology - Functional and non-functional jewels
standard by International Organization for Standardization, 02/01/2009
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Full Description
ISO 1112:2009 specifies the technical definitions of functional and non-functional horological movement jewels. It describes the different types of jewels used, and how this is to be marked on a timekeeping instrument or used in advertising.