British Sumatra, PATTERN 2 Kepengs 1202h (1787),(Prid 28), NGC MS 63 RB "DENOMINATION ERROR" (NGC cert # 4692682-001). Pedigree: Purchased from Spink-Glendinings, London, 23 Feb 1983. Excessively rarePlease click on the following link to view rotational video clips of the coins https://tinyurl.com/VideoSumatraPlease click on the following link to view more Pridmore pages https://tinyurl.com/PridmoreSumatra