OMEGA Seamaster Planet Ocean 600M Co-Axial Master Chronometer GMT 45.5mm Watch FeaturedBlackBay this 7mm band offers a

this 7mm band offers a unique and sophisticated design

this ring boasts a captivating sparkle

Marrying past splendor with present-day craftsmanship

moon phase display

OMEGA Seamaster Planet Ocean 600M Co-Axial Master Chronometer GMT 45.5mm Watch FeaturedBlackBay this 7mm band offers aThe Big Blue is a combination GMT and divers' watch that delivers bold style and innovative design. The 45. 5 mm case is made from blue ceramic, with a blue ceramic bezel featuring a Liquidmetal diving scale. A blend of orange rubber and ceramic covers the first 15 minutes. Orange rubber also colours the OMEGA logo on the crown and helium escape valve symbol. The blue ceramic dial includes an orange GMT track, while the hands and indexes are in 18K