CAYMAN ISLANDS 1975 (VARIETY) 50C CAYMAN AMAZON WITH BASOTHO HAT WATERMARK
50c Cayman Amazon single with inverted Basotho hat watermark rather than multiple St Edward's crown and block CA sideways watermark. Extraordinary error of watermark. Very scarce. Rarely appears. Fresh and fine. Mint never hinged. Offered with normal set. SG388a; SC359var
