Two women are reported to have been in a fight outside of Amigo’s Bar and the Thomas De La Rue between 00:30 and 00:40 on Saturday.
Due to the area being busy at that time of night, Police said they were hoping people who saw the incident will come forward with information to help the investigation.
PC 85 De La Mare asked anyone who may have seen what happened to get in touch with him on 01481 725111, or by email at james.delamare@guernsey.pnn.police.uk using reference OC1900009446. If you would like to remain anonymous you can contact Crimestoppers on 0800 555111.