Shop Chapter Rings for your Seiko mod here! Crystaltimes is generally known for their Sapphire Crystals, but has ventured into the Chapter Ring category due to high demand from customers. Chapter Rings have a huge role in achieving the desired look of your watch in combination with a new Sapphire Crystal. In this category you will find a variety of Chapter Ring variations. Browse the Chapter Ring items below to find a suitable match to your watch model. Can’t find your specs? Write us an email and we will add it to our Chapter Ring production line!