In Old Soviet Union payphone was often the only option to call police or ambulance as not everyone had a phone in their house.
Russian bracelets are measured in cm. 16 cm is approximately 6.3 inches.
_________
Agate is a rock consisting primarily of cryptocrystalline silica, chiefly chalcedony, alternating with microgranular quartz. It is characterized by its fineness of grain and variety of color