Dating my sigma guitar trachtenberg dating
Fender has Squier, Gibson has Epiphone, Ovation used to have Applause though I don't know if they still do. But, up until the last few years, Martin used the Sigma brand name from 1970 until 2007.They were made in Japan from '70 until 1983, then moved to Korea.
It is always better to consult with a professional.
In a vast majority of cases, the serial number on a Martin guitar can be found inside the body near the neck joint.
This can be seen by looking through the soundhole on the guitar towards the front of the instrument.
The Martin serial number sequence starts at 8348 which is how many guitars the firm had estimated it had produced from its inception to when they started the serial sequence at the end of the 19th century.
Martin has kept meticulous records of the serial number of last guitar produced each year, so finding the year of production by serial number is as simple as finding the range it falls into the chart below.