Ceylon 1921-32 15c green/pale yellow, Script watermark, block of 8 from the October 1924 printing combining plates '7' (upper) and '12' (lower), from centre of sheet with horizontal and vertical gutters and comprising four vertical pairs with dies I and II se-tenant, SG349b.
A fine and fresh mint block with large part original gum. Usual horizontal gutter fold, with some vertical separation and corner crease affecting one stamp, but a spectacular multiple of fine appearance.
A key rarity in this format.
Provenance: Ex D.J. Norris.
The Stanley Gibbons catalogue value is £1,300+.