IKEA's first OLED lamp, the Vitsand, is a chandelier that uses 7 OLED panels to provide 700 lumens at 2700K. IKEA lists the lamp at 9W which means each panels is about 77 lm/W. The lamp is dimmable, and the panels cannot be replaced.
The Vitsand is now available in IKEA Europe for €199 (around $230).
7 OLED lighting panels