What Are Surface Hairlines? - Coin Community Forum

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Author	Replies: 4 / Views: 7,457
punman Pillar of the Community Canada 849 Posts	Posted 06/28/2014 09:22 am What are Surface Hairlines? On graded coins I sometimes see this notation underneath the grade. What are they? What causes them and by what percent if any does that typically devalue the coin? Report this Post to the Staff

SsuperDdave Moderator United States 23522 Posts	Posted 06/28/2014 09:46 am Hairlines are caused by a mechanical cleaning of the coin, usually a brush but sometimes a cloth can cause them. They're deadly to a coin's value, devaluing it by 50% or more. Report this Post to the Staff
punman Pillar of the Community Canada 849 Posts	Posted 06/28/2014 09:50 am Does the third party grader take that into account when grading the coin or is an AU coin still AU regardless of hairlines? Report this Post to the Staff
Classic Coins Pillar of the Community United States 940 Posts	Posted 06/28/2014 10:25 am Yes, a third party grader will take hairlines into account. They should assign a "details" designation, meaning the coin has been reduced to a certain technical grade taking the damage into account. Report this Post to the Staff
Matteproof Pillar of the Community Korea, Republic Of 1881 Posts	Posted 06/28/2014 11:28 am For example, a coin graded "AU Details, Suface Hairlines" has the wear level and the amount of details left on the coin of an AU coin, but cannot be given a numerical grade because its "problem"--hairlines. Report this Post to the Staff
	Replies: 4 / Views: 7,457

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