Modern Versatility Meets Mechanical Precision
The Citizen Tsuyosa Small Second Automatic (NK5010-51X) 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 sleek silver-tone stainless steel case and a seamlessly integrated, quickly interchangeable bracelet.
Captivating Aesthetics & Craftsmanship
Protected beneath an anti-reflective sapphire crystal, the sporty yet refined dial showcases a stunning textured olive green finish. It is accented by a contrasting 6 o’clock seconds counter and polished silver-tone details. A uniquely recessed crown positioned at the 4 o’clock mark further enhances its streamlined silhouette.
Reliable Performance
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Movement: Caliber 8322 Automatic mechanical movement (powered by the natural motion of your arm, requiring no battery).
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Power Reserve: An impressive 60-hour power reserve to keep your watch running smoothly through weekends and downtime.
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Water Resistance: Water-resistant up to 50 meters (5 Bar), making it a reliable daily wear choice for work, play, and everything in between.
With a range of proprietary interchangeable straps available, the Tsuyosa Small Second adapts effortlessly from elevated formal wear to classic casual attire.
Specifications Table (For Website Attributes / Additional Info Tab)
| Attribute | Specification |
| Brand | Citizen |
| Model | NK5010-51X |
| Collection | Tsuyosa Small Second |
| Movement Technology | Automatic / Mechanical (Caliber 8322-C0A) |
| Case Size | 40 mm |
| Case Material | Stainless Steel (Silver-tone) |
| Dial Color | Olive Green |
| Crystal / Glass | Sapphire Crystal with Anti-Reflective Coating |
| Band Material | Stainless Steel (Silver-tone) |
| Clasp Type | Deployment Clasp with Push Button |
| Power Reserve | 60 Hours |
| Watch Functions | Hours, Minutes, Small Second Hand |
| Water Resistance | 50 Meters / 5 Bar |
| Weight | 147 g |





















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