The Huawei Band 7 fitness band sports a 1.47" 194x368 touch AMOLED display, an optical heart sensor and Bluetooth connectivity.

Huawei Band 7 photo
The Band 7 costs $40 and will ship soon in China.

OLED type: 

1.47" 194x368 AMOLED

Tags:
Cambridge Isotope Laboratories - Deutreated Reagents and High-Purity Gases for OLEDsCambridge Isotope Laboratories - Deutreated Reagents and High-Purity Gases for OLEDs