Dating a gibson sg standard
Located in Kalamazoo, Michigan, Gibson founded the company to make mandolin-family instruments.
Below are some checklist items to determine if yours is real. It doesn't have the Mother of Pearl "Gibson" or crown inlay. It should also have "Made in USA" underneath the serial number.
Generally assume 5-8 weeks between production and installation on a guitar.
However, they can also sometimes take nearly a year to be used.
For example, the 1960 style would intermittently re-appear throughout 1961.
So treat this as a general guide taken in conjunction with other evidence, not absolute rules.
One of the ways to date a 1960s SG in particular, is by the design of the heel.
Note to vintage buyers: The "Fretless Wonder" term referred only to SG Customs made from 1961-1975.
It is not normal for any other vintage SG to have remarkably low frets. Beware sellers passing off worn out frets as a "Fretless Wonder" The code on the back of a potentiometer can normally be broken down into three main components: the manufacturer, the year and the week of manufacture.
Note: It is not uncommon to find an SG with pots dated several years before it was actually made based on the other features.
Most commonly, this seems to occur on 1967 models with pots dating to 1965.
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Even then, you want to have a rough idea of when it was made based on the features first, because they have used several different serial number formats through the years.