Nauru. 1916-23 Waterlow 10/- indigo, overprinted 'nauru' in red, an unmounted mint example from the right of the sheet; toned gum and a couple of creases; still a scarce stamp, particularly in unmounted condition. Peter Holcombe Certificate (1995). S.G. 18, £11,000+ (Image1)

Est. £1,500-3,000