(x) Bangko Sentral Philippines, 100,000 piso, 1998, serial number GS0816, Fidel ''Eddie'' Valdez Ramos and Gabriel C. Singson signatures, (Pick 190a), in PMG holder 66 EPQ Gem Uncirculated, only 1000 notes was ever issued, until 2017 the Guinness Book of World Records considered this to be physically largest legal tender note ever issued, especially rare as 66 EPQ.
Estimate: £4,000 - £6,000