Case Diameter 40 millimetres

and the compact and practical AW-591 design

The main resin components are made with bio-based resins produced from renewable organic resources

And the case back features a screw-lock construction to ensure a tight seal

Citizen • NJ0151-53Z • “TSUYOSA” Automatic Bluetooth Case Diameter 40 millimetresThe "Tsuyosa" Automatic, from the NJ015 series, brings ultramodern sports styling right to your wrist. Executed in a versatile 40mm footprint, the sophisticated design of the watch makes a strong impression via a silver tone stainless steel case and a seamlessly integrated, matching bracelet. Underneath an anti reflective sapphire crystal, the sporty timepiece makes use of a sunray orange dial, with a 3 oclock date window and contrasting silver tone