SII VD55B Caliber Quartz Movement, Analog Chronograph Display with Three Sub-Dials (60 Seconds, 60 Minutes, and tenths of a Second), Blue Ion-Plated Bezel Ring, Uni-directional Rotating 18kt Gold-Plated Bezel Insert, Luminous Gold-Tone Hands & Hour Markers on Blue Dial, Scratch Resistant Flame Fusion Crystal, Mens Stainless Steel Case (Two-tone Finish: Silver-tone and 18kt Gold Plated), Fold Over Clasp Strap Closure with Safety Release, Solid Case Back, Round Shape