Citizen Promaster Dive Watch - NY0120-01E discontinued It features an oval ruby

It features an oval ruby in a four-claw setting that is surrounded by a halo of claw set diamonds

Sapphire is the birth stone for September

It features a cushion cut amethyst that is claw set in the centre

Each one features a round

-24 Hour Sub-Dial

Citizen Promaster Dive Watch - NY0120-01E discontinued It features an oval rubyPROMASTER: From its debut in 1989, the PROMASTER professional sports watch has been a firm favourite with professionals who challenge their limits. Functionality enabled by innovative technology. Durability suited for extreme environments. Carefully thought through safety for all users. Go deeper, go higher, go further. This watch features a textured black dial with silver toned hands and features that have luminescent hands as well as a day and date