Stainless steel case, completely polished finished except for the top of the lugs which have a fine brushed finished. Unique cutaway in the dial exposes the heart of the movement - the escapement. The cutout is surrounded by a polished steel rim secured in place by 3 gun-metal blue screws. Blue sunray dial with white and grey sub dials. Contrasting silver outer rim with printed minute indicator track. Faceted rhodium hands & applied indexes with luminous tips. Tachymeter scale printed on outer flange or rim of the dial. The Famous El Primero Movement with a Column Wheel Chronograph stop/watch: Large red central seconds counter hand. 30 minute sub-dial counter located at the 3 o'clock position. 12 hour sub-dial counter located at the 6o'clock position. Running seconds sub-dial located at the 9 o'clock position set into part of the cutaway display. Zenith El Primero Caliber 4061 beats at 36,000 vph, 31 Jewels, 282 components & an approximate power reserve of 50 hours. Ref: 032040406152C700