Brand: Citizen

Model: Tsuyosa 60

Reference Number: NK0020-55E (black)

Diameter: 40mm

Thickness: 11.7mm

Case Material: Steel

Dial Color: Black

Indexes: Applied

Lume: Hands and indexes

Water Resistance: 50 meters

Strap/Bracelet: Integrated steel bracelet with brushed and polished finishing

The Movement

Caliber: Citizen Cal. 8310

Functions: Hours, minutes, seconds, date

Power Reserve: 60 hours

Winding: Automatic

Frequency: 21,600 vph

Jewels: 21

Stated Accuracy: -20 to +40 seconds /day