Lot 627
1915-6 6d ultramarine Die II, watermark 2...

Stamps and Postal History of the World | 5930
Auction: 29 March 2022 at 01:00 BST
£3,240
Description
1915-6 6d ultramarine Die II, watermark 2 of Australia. Large part o.g. example with the major URP R10/6 retouched 'E', also exhibiting inverted watermark; uneven perfs, otherwise very fine. A unique combination and a remarkable stamp. BPA Certificate (1981). SG 78aw, catalogued £7500 with upright watermark

