Malaysian States » Johor. 1949-55 6c Pale Grey with WATERMARK ERROR 2St Edward's Crown" (W9b) in mint nh upper marginal block of 9 with centre guide, the centre stamp (R2/5) clearly showing the variety, very rare and desirable in this positional form (SG £3'250+) Expertise: Cert. KGVI Expertising (2010) (Image)