Obverse:

E D G ROSA SINE SPINA . Crowned bust l.

Reverse:

CIVITAS LONDON. Square topped shield over long cross fourchée dividing the legend.

A few stresses from creasing and small edge chip otherwise very fine and extremely rare. The current Sovr/Spink plate coin. 

Ex R. Blakey Collection, Spink Auction 27 Jun 2013 - Lot 505 [Realised £1,240 Inc. Bp.]

Ex P. Finn, Fixed Price List 17, 1999 - Number 286