Movement Asian Movement. 28800 VPH self-winding. Hack mechanism. Case & Bracelet Highest quality stainless steel. Highest quality rubber strap. Brushed Case & Case-back. Distinct Engravings on each respective places. Hardlex crystal glass. Size & Weight Weight: 124.5g. Case diameter: 41mm (Stem excluded) x 45mm. Thickness: 15.5mm. Lug width: 28mm. Functions 9 o'clock sub-dial : Second hand. 3 o'clock sub-dial : Minute Display. 6 o'clock sub-Dial : Month display (Setting by sub-button at 4 o'clock). Date Setting by sub-button at 2 o'clock.