The Tartan 30 was designed by Sparkman & Stephens and built by Tartan Marine Company between 1970 and 1979 with a total of 630 hulls built during that period; "Harmony" is hull #439.
The Tartan 30 has a skeg mounted rudder and a fin keel using externally mounted lead ballast. Harmony is the Standard model with tiller steering. Harmony has the aft galley version. Originally powered with an Atomic 4, which was replaced by her current owner with a new diesel in 2004 with 313 hours.