Citizen Watch will release two models of the Citizen Promaster line, which not only offers high performance as a professional sports watch but also proposes the value of "imagination," on April 10, 2025.These models are equipped with the Cal. E365 movement, which can run 365 days a year on a full charge.The Eco-Drive Professional Diver 300m is also available.

Eco-Drive Professional Diver 300m

Solar-powered Eco-Drive (Cal. E365). Accuracy ±15 seconds per month. Stainless steel case (diameter 46mm, thickness 16.3mm). Water resistant to 300m for saturation diving. Price: 121,000 yen (tax included).
The new Eco-Drive Professional Diver 300m follows the design of the popular Citizen Promaster Eco-Drive Diver, but is equipped with a helium escape valve and is water resistant to 300m for saturation diving. It is equipped with the Cal. E365 movement, which can run 365 days a year on a full charge, even in environments where light cannot reach, such as the deep sea. The crown at 4 o'clock, crown guard, the shape of the indexes and hour and minute hands, and the silhouette of the rotating bezel all inherit the design of the popular Eco-Drive Diver 200m Ref. BN0156-05E model.

Solar-powered Eco-Drive (Cal. E365). Accuracy ±15 seconds per month. Stainless steel case (diameter 46mm, thickness 16.3mm). 300m saturation diving water resistance. Price: 121,000 yen (tax included).
The strap is made from plant-derived urethane material (Benebiol™).

The glossy dial is inspired by the deep sea, with a gradation that gradually darkens towards 6 o'clock, creating a simple yet powerful impression. The strap is made of Benebiol™, a plant-derived urethane material that is environmentally friendly and more resistant to hydrolysis than previous models.
Diving helmet engraved on the case back

Notable details



