Guernsey, mint ?, 1830 AD.,
1 Double (18,6 mm / 2,31 g), copper, mintage 1.649.000 (all var.),
Obv.: GUERNESEY , shield of arms, three lions passant left on shield; French spelling Guernesey.
Rev.: 1 / DOUBLE / 1830 , value, denomination and year in three lines.
KM 1 .
The copper coins were replaced by bronze coins and demonetized in 1868.