DiaStar Original T0639072203801 The OMEGA Master Chronometer calibre

The OMEGA Master Chronometer calibre 8900 at the heart of this timepiece can be seen through the transparent caseback

with case and bracelet in 18K Moonshine™ Gold

which perfectly matches the 3-row polished stainless steel bracelet with yellow brushed middle links

while the Small Seconds subdial and Central Minute Track are circled by rings

this 42 mm Moonwatch

DiaStar Original T0639072203801 The OMEGA Master Chronometer calibreDescription The unique DiaStar Original has a diameter of 38 mm and is water resistant down to 100 m. Framed by an ultra shiny Ceramos coiffe with polished angles and detailing set over a matching, monochrome stainless steel case, this beautiful watch is rounded off with a parallel stripe faceted sapphire crystal. Specifications include a blue brushed dial with two directions, rhodium coloured hands with white Super LumiNova, and a day date display