So describing it as used is more than ambitious.
Seiko DM70 Digital Metronome Pocket Clip On Grey Boxed Tested Working
Vintage Seiko Professional Digital Metronome DM-10 (b2)
Seiko DM-20 Professional Digital Metronome.Used.
SEIKO DM51L Clip-on Digital Metronome, Aqua Blue, Rotary Volume
SEIKO DM51B Clip-on Digital Metronome, Black, Rotary Volume Adjustment and Mute
