The J12 is a total break from the norm. It boasts exquisite mechanics with uncompromising design and a radical aesthetic that is measured by its functionality. Graphic and black, stark white or brilliantly chromatic. Materials White ceramic Steel Diamond Mother-of-pearl Case White highly resistant ceramic and steel case Bezel Steel unidirectional rotating bezel Dial White mother-of-pearl dial set with 12 diamond indicators (~0. 06 carats) Crown Steel screw-down crown with white highly resistant ceramic cabochon Strap White highly resistant ceramic bracelet and steel triple-folding buckle Movement High precision quartz movement Water-resistance200 m