Here is a very nice Sterling silver open bangle set with a porcelain shard . It was made by the Danish company Dansk Smykkekunst, active from 1973 - 2000.
Condition: Excellent, no visible damage
Marks: DS 925
Size: the bangle measures 16.5 cm (6.5" internally + 3.5 cm (1.3") gap. It is also quite flexible and will expand a little more, The band is 2.2 cm (0.85") wide at the front.