Complex sentence: Its small size and hinged construction have suggested to some that it was originally a large armlet or perhaps a votive crown; according to others, the small size is due to a readjustment after the loss of two segments, as described in historical documents.
Split into simpler sentences: Its small size and hinged construction have suggested to some that it was originally a large armlet or perhaps a votive crown. According to other opinions, however, the small size is due to a readjustment after the loss of two segments, as described in historical documents.