M4 Guitar Dulcimer Fichte DSeagull M4 Spruce Key of D Made in La Patrie Quebec, Canada and inspired by the dulcimer, the Seagull M4 is a very portable & compact 4 string diatonic acoustic instrument that is simply fun to play and very hard to put down! The M4 was designed to introduce & stimulate people of all ages (some of whom may not necessarily be players) to the joy of creating & playing music. Small in stature. Big in fun! Body Depth: 28. 7 mm Body Length: 374. 65 mm