Citizen Mechanical Tsuyosa Blue Dial Men 40mm NK5010-51L Balmya The STB1000 is compatible with

The STB1000 is compatible with four fitness apps: Abvio's Runmeter

Designed for both women and men

This timepiece blends elegant aesthetics with functional durability

The blue silicon strap offers comfort and durability

or shine bright at a formal event

Citizen Mechanical Tsuyosa Blue Dial Men 40mm NK5010-51L Balmya The STB1000 is compatible withThe Tsuyosa Small Second Automatic brings ultramodern all purpose styling right to your wrist. Executed in a versatile 40mm footprint, the sophisticated design of this timepiece makes a strong impression via a silver tone stainless steel case and a seamlessly integrated, quickly interchangeable bracelet. A recessed crown at the 4 o'clock position adds to the watch's sleek silhouette, while an automatic movement capable of a 60 hour power reserve