Why do some golf balls have a small letter in some of the dimples?

I’ve noticed that some brands of golf balls have a very small letter moulded into several of the dimples. Is this some security or authentication feature?

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3 Comments on “Why do some golf balls have a small letter in some of the dimples?”

  1. 1 x-15a2 said at 3:13 am on October 30th, 2009:

    Its a manufacturing mark, typically a date code.

  2. 2 johny c said at 9:41 am on November 1st, 2009:

    Its either part of the logo or part of the manufacturing.

  3. 3 phoenix_rising said at 6:16 am on November 3rd, 2009:

    The letters on coins telling you where they were minted.


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