South West Africa 1924 KGV 10/- Type VIa Line Under "U" UM Block

1924 KGV 10/- blue & olive-green, Setting VIa, 9½mm between, "South West" 16½mm long (SG 39var/CC 62). Top left corner block with INTERPANNEAU MARGIN at left, Fresh UM. Lower right stamp with DIAGONAL LINE UNDER "U". Attractive positional block placing the typset flaw, a vibrant deep shade. (cvR15000). See additional image.