Original~ Casio CPA-100D-1AVDF Prayer Alarm~ Prayer Timer Following a prayer alarm the Prayer Timer keeps running for 30 more minutes. After that, the next prayer time of the day is automatically displayed. Prayer Time Display The Prayer Time Display allows you ti view a sequence of all prayer times in a day. Prayer Alarm The Prayer Alarm automatically calls your attention to the prayer times. That way, you won´t miss any of them. Automatic calendar Once set, the automatic calendar always displays the correct date. Water resistance classification (10 bar) Perfect for swimming and snorkelling: the watch is water resistant to 10 bar according to ISO 22810. Dimensions (H x W x D) 57,1mm x 55,5mm x 15,8mm Weight approx. 125,0 g