The second part of the Martin Guitar hyphenated nomenclature is usually a number. It refers to the ornamentation of the guitar, as well as cluing us in on what tone woods were used in its construction.

As the Style number increases, you will find more intricate ornamentation.

Style 28 has slightly more intricate ornamentation compared to Style 18.

It is constructed with a Spruce Top and Rosewood Back and Sides.

You will have to dive deeper to find the exact species of Spruce and Rosewood.

Style 28 instruments are coveted for their strong bass and treble registers.