im not sure
To get th8s information access the Marks and Spencer website and use their "find a store" feature on the bottom of the home page - this will assist you
Monday - Friday 9:30 am to 8 pmSaturday 9:30 am to 7 pmSunday 10:30 am to 4:30 pm
Monday - Friday 9.30 am to 8 pm Saturday 9.30 am to 7 pm Sunday 10.30 am to 4.30 pm
9:30 or 10:00 is a good guess.