Mens Omega Speedmaster Racing Master Chronograph. Case: stainless steel, black dial with luminous silver-tone hands and index markers. Features analog display, date function at 6 o'clock, chronograph sub-dials (60 sec., 12 hr.), tachymeter via bezel top ring. Movement: automatic Omega Calibre 9900 (based on 9300) with 54 jewels and co-axial escapement; operating frequency is 28,800 vph. Functions include chronometer grade accuracy, hour/minute/second readout, column wheel for chronograph operation, power reserve approx. 60 hours. Bracelet: stainless steel fold over clasp with push button release. Crystal: scratch-resistant sapphire lens. Water resistance: up to 50 meters / 165 feet depth. Case diameter: approximately 44.25 mm, band width: 21 mm. Overall style is a luxury sports watch labeled Swiss Made.
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