Promaster Dive,Citizen BN0166-01L Promaster Diver Polyurethane Spherical Mineral Crystal | eBay,Citizen Promaster Unite With Blue Limited Edition BN0166-01L, 7000 Pieces,Hands on the Citizen Promaster ,Just got my first Citizen. Saw the dial, and realized i need to have it. Promaster Diver Unite BN0166-01L : r/CitizenWatches,