The panduri is a traditional plucked chordophone from Georgia.

Wikidata: Q3362060

Origin: Eastern Georgia. Descended from the pandura 

Description: three-stringed instrument, bowl-shaped resonator covered by a soundboard with two holes. Fingerboard having seven frets. Strings (usually nylon, historically animal gut) attached to tuning pegs.

Usage/History: Played seated or standing, player strums the strings using hand. Traditionally played by men, used to accompany solo heroic and love songs.

Subtypes: "folk" panduri having seven frets, "chromatic" panduri with same tonal divisions as Western guitar

Related instruments:

Tar (https://musicbrainz.org/instrument/dabdeb41-560f-4d84-aa6a-cf22349326fe)
Guitar (https://musicbrainz.org/instrument/63021302-86cd-4aee-80df-2270d54f4978)

Kemenche (https://musicbrainz.org/instrument/01ba56a2-4306-493d-8088-c7e9b671c74e)
Choghur (not on MusicBrainz, https://en.wikipedia.org/wiki/Choghur)

References:
https://omeka1.grinnell.edu/MusicalInstruments/items/show/253
https://en.wikipedia.org/wiki/Panduri
http://polyphony.ge/en/georgia/georgian-traditional-music/musical-instruments/
http://www.hangebi.ge/eng/panduri.html (very detailed)

Image links:
https://commons.wikimedia.org/wiki/File:Phanduri_Georgian_traditional_instrument.jpg

Audio:
https://www.youtube.com/watch?v=CBsGITyZNDQ