MOVEMENT: Asian 2836-2 Automatic, 25J Movement� CASE DIAMETER:�46mm x 46mm THICKNESS:�10.8mm� DIAL COLOR:��Black Dial, Amble Num/Sticks Markers and Needles CASE MATERIAL:�Solid Stainless Steel 316,��Thick PVD Black Coating .. BRACELET: Special Shape Rubber�Strap (Anti Dust) with Insignia Buckle FRONT GLASS:�Sapphire Crystal BACK GLASS:�Solid Case back with Detail Engraving CLASP TYPE:�Buckle with insignia