Crystal is the traditional name for the transparent cover of the dial that used to be made from glass (mineral crystal) or sapphire. Acrylic Crystals are made from clear synthetic plastics like Hesalite - these are shatterproof and have less inherent glare than glass and sapphire..

Made of an inexpensive plastic that can have shallow scratches buffed out.

Sometimes referred to as Hesolite, an acrylic crystal is made up of plastic composite that is generally less expensive and less durable than a sapphire or a mineral crystal. It's flexible, mallea [..]