Invicta Women's 17131 Subaqua Analog Display Mechanical Hand Wind Blue Watch Precise 18 jewels mechanical Chinese movement Blue skeletonized see-thru dial with blue border, blue and white hands; luminous; unidirectional stainless steel bezel with blue plastic accents; stainless steel crown with security bar; exhibition case back; mineral crystal; stainless steel case with blue plastic cover; blue polyurethane strap Mechanical-hand-wind movement Case diameter: 43mm Water resistant to 660 feet