Finally got a 1chip! Wasn't the cheapest thing in the world, but I did get one for standard SNES ebay prices from a seller who didn't know they had a special SNES! :
Retrogaming Room] Super Famicom - WKD4496
Super Nintendo Jr. Mini SNES 1-CHIP CPU Console Junior Re-capped TESTED 45496810245 | eBay
SNES Super Nintendo 1CHIP 1-CHIP Console Only Tested Chip-01 | eBay
Super Famicom 1CHIP-03 1Chip03 With Box Retro Serial number match | eBay