Omega 9904. OMEGA SPEEDMASTER Moonphase 9904 304.33.44.52.03.001 GoldEligius Self-winding chronograph with column wheel and Co-Axial escapement S wiss made, automatic, 28,800 vph (4Hz), 368 components, 54 jewels, 60-hour power reserve
Omega Speedmaster Moonwatch chronograph steel automatic Kal. 9904 Ref from www.zeitauktion.com
60-hour power reserve, antimagnetic to 15,000 gauss; Nivachoc shock resistance with balance bridge for improved stability; calendar and moonphase set from the crown. Powering the timepiece is the OMEGA Master Chronometer Calibre 9904, certified at the industry's highest standard by the Swiss Federal Institute of Metrology (METAS)
Omega Speedmaster Moonwatch chronograph steel automatic Kal. 9904 Ref
The Omega 9904 movement contains 54 jewels, oscillates at 4Hz or 28,800 vibrations per hour and is beautifully decorated with a unique wavy "arabesque" pattern and can be seen through the transparent sapphire case back 15,000 Gauss a/m, METAS-certified Master Chronometer The bezel is made of a highly scratch-resistant satin-finished ceramic with a Liquidmetal tachymeter scale.
Omega Speedmaster Moonwatch chronograph steel automatic Kal. 9904 Ref. 60-hour power reserve, antimagnetic to 15,000 gauss; Nivachoc shock resistance with balance bridge for improved stability; calendar and moonphase set from the crown. Silicon "Si14" balance spring, Omega free sprung-balance, Co-Axial Escapement, NIVACHOC, rhodium-plated rotor and bridges, Geneva waves in arabesque, and blackened screws, blackened.
Omega Speedmaster Moonphase Review A Master Chronometer Chronograph. Movement, Omega co-axial caliber 9904, column wheel with vertical clutch, co-axially mounted hands for the hour and minutes sub-register; moonphase display, with date hand Open this page to view all information about the Omega 9904 caliber.