28 mm rose-gold case (hypoallergenic stainless steel case back), flat crystal (glass). Comfortable and adjustable rose-gold stainless steel mesh bracelet 12 mm width and 175 mm length Lasting Japanese battery. Timeless look appropriate for any occasion - an effortless way to be in style and on time. Casual watch that draws attention as you conquer your busy day - whether at work or at play.