Finally found a pair of vintage gold AKG K240 headphones (sans-decal caps, of course). $8.99+$1.99 for another pair of AKG K40 (missing ear cushions). These were the real win today, tho. :
OEM UrbanX Corded Stereo Headphones for LG K40 - AKG Tuned - with Microphone and Volume Buttons - White (US Version with Warranty) - Walmart.com
Amazon.com: AKG K 240 MK II Stereo Studio Headphones : Electronics
AKG Model K-340 Stereo Electrostat-Dynamic Headphone
Type C buds with braided cable For Xiaomi Redmi K40 Pro - Designed by AKG - headphones with Microphone (White) USB-C Connector - Walmart.com