The GlucoStation non-invasive glucometer for stationary use is now available for pre-order at an early-bird price of €699 (~US$736). The GlucoStation takes painless blood sugar measurements by using light waves. The company behind the device, GlucoActive, is also working on two wearable non-invasive measurement devices for diabetics.
https://www.notebookcheck.net/GlucoStation-non-invasive-blood-glucose-monitor-ready-for-pre-order-as-GlucoActive-develops-two-other-painless-measurement-devices.616900.0.html