前: (texted value) 10 / DECIM (decimos)
on a disc inside circular olive wreath
above (part) BUENOS AYRES
(底部，年) 1827 until 1830
铭文: (above, publisher) BANCO NACIONAL
背面: Eagle with open wings above flames
looking left
inside texted ring
ARDESCIT ET VIRESCIT
(translated: Burns and grows)
备注: struck in medal and coin alignment
weight range: 12-15g.
