Maximum intensity is 350cd/m2, and resolution is a circle cut from a 480×480 pixel square.
Its interface is 18-bit digital RGB ( and three-line SPI), with a ST7701SN-like control IC inside.
Operation is over -20°C to +70°C and at least an estimated 20,000 hours.
“This display is ideal for applications such as smart home control panels, vending machines and measurement devices, industrial control, and transport,” claimed Inelco.
Find the circular display on this Inelco Hunter web page
Note: supplied image has characters superimposed
Electronics Weekly