Omega Speedmaster Moonwatch Co-Axial Chronograph 311.92.44.51.01.007

• Brushed/Satin finished black ceramic case with polished finished beveled edges.
• Polished black ceramic crown with the omega logo engraved.
• Polished black ceramic chronograph buttons.
• Polished black ceramic bezel with an engraved & matt chromium nitride filled tachymeter scale.
• Dial:
• High gloss black zirconium oxide ceramic main dial & sub-dials.
• Sub-dials surrounded with raised black rims with very fine printed silver colored indexes.
• Applied white gold polished index hour markers with luminescent fill.
• Printed silver colored minute/seconds & fractions of a second track.
• [ZrO2] engraved on the dial directly above the center hands.
• Polished white gold hands with luminescent fill.
• Chronograph Stopwatch functions:
  • Large red tipped central seconds hand counter.
  • Minute & hour counters are combined into a single sub-dial located at the 3 o’clock position.
• Small continuous running seconds hand sub-dial located at the 9 o’clock position.
• Date window displayed at the 6 o’clock position.
• Domed sapphire crystal on front & back.
• Case back engraved with “DARK SIDE OF THE MOON – Si 14 – ZrO2”
• Polished black zirconium oxide ceramic buckle top and a titanium deployant buckle mechanism.
• Movement:
  • Omega caliber 9300, beats at 28,800 vph, contains 54 Jewels & has an approximate power reserve of 60 hours – thanks to its twin barrels mounted in series.
  • Column-Wheel Chronograph – column wheel is visible from the transparent case back.
  • The movement features Omega’s “Si 14” silicon balance spring, which contributes to the movements outstanding resistance to shock and to environmental disturbances and thus, to the watch’s chronometric performance.
  • The movement also features the now-standard Co-Axial Escapement which contributes to greater precision, stability & durability. The Co-Axial escapement has less friction & reduces the necessity of lubrication thus reducing the time required between servicing.
  • The combination of the SI 14 balance spring & the Co-Axial escapement makes for an extremely reliable & stable movement.
  • The rotor & visible bridges are decorated with a unique “arabesque” wave design finish.

Alternate model # 31192445101007