Automatic Tsuyosa 37 mm.

Self-winding mechanical movement Cal. 8210.
21,600 oscillations per hour.
21 jewels.
Daily Average Accuracy Range: -20 to +40 seconds, depending on usage and environmental conditions.
40 hour power reserve (if at 100%).
Magnified date window at the 3 o'clock hour. 
Luminous on hands & index.
Screw Caseback. 
Sapphire crystal
Stainless Steel Case and Bracelet. 
Warranty: 
1 year Citizen International Warranty. 
3 year Citizen spanish Warranty. 
Dimensions: 
Length: 
Wide: 37 mm.
Height: 11,5 mm. 
Dial diameter Ø: 
Weight: 

• Date feature.
• Battery: NO.
• Case: Stainless Steel.
• Bracelet: Solid Stainless Steel.
• Water proof: 50m.