Citizen unveils new Promaster Seahawk diver inspired by the MH-60R helicopter ⓘ Citizen Citizen's newest Promaster diver embraces a tactical monochrome look Citizen’s new Promaster Seahawk x Sikorsky is a stealthy, MH-60R-inspired dive watch featuring a 43.5mm titanium case, Eco-Drive movement, and ISO-certified 200-meter water resistance. The new Promaster Seahawk X Sikorsky is more muted and stealthy in comparison. And as you'd expect from a Promaster diver, the watch is fully ISO-certified for scuba diving with 200 meters of water resistance. Pricing & Availability The Promaster Seahawk X Sikorsky (BN0207-06H) is available in the US starting today for $575 from Citizen's online store. It ships in a custom gray Promaster tackle box accented with bright orange latches.