Et Time Zone . Never warp your brain with time zone math again. In london, this will be a usual working time of between 2:00 pm and 6:00 pm. MSE Creative Consulting Blog Attention Eastern Time Zone from www.mikesmithenterprisesblog.com The time in this zone is based on the mean solar time of the 75th meridian west of the greenwich observatory. Easily find the exact time difference with the visual time zone converter. 12:00 am gmt 1:00 am gmt 2:00 am gmt 3:00 am gmt 4:00 am gmt 5:00 am gmt 6:00 am gmt 7:00 am gmt 8:00 am gmt 9:00 am gmt 10:00 am gmt 11:00 am gmt 12:00 pm gmt 1:00 pm gmt 2:00 pm gmt 3:00 pm gmt 4:00 pm gmt 5:00 pm gmt 6:00 pm gmt 7:00 pm gmt 8:00 pm.