B187 (P129): 500 บาท (baht) (US$15)
Purple. Front: Thai text; Royal Garuda emblem; Bhumibol Adulyadej (Rama IX) wearing the Royal House of Chakri gown. Back: Thai text; Royal Garuda emblem; royal family; standing Queen Sirikit examining Royal Folk Arts and Crafts Center products; seated Queen Sirikit wearing Thai Boromphiman costume; Khon performance; Lygodium products; Queen Sirikit Cattleya and Queen Sirikit Rose flowers. Holographic stripe. 4-mm wide green-to-gold RollingStar Cube windowed security thread with demetalized 500 บาท. Watermark: Rama IX and electrotype ๕๐๐. Printer: (Note Printing Works). 156 x 72 mm. Paper.
a. ๒๕๕๙ (BE2559 = 2015). Sig. 87.
20,000,000 notes printed. Prefix 8Q, 9S.
Courtesy of Thomas Augustsson and Sanjay Basu (numis-asia.blogspot.com).