It looked like a PT-6. They must be pretty similar.
WWII POW Ring Returns Home
Here’s a story that started during WWII and came to a happy ending just last week. Some of the twists and turns will probably never be discovered (specifically the link between the Italian soldier and the Russian one), but the parts that are known are fascinating.
This is a follow-up to the story, with a video and two photos:
A touching story. Thanks for sharing.