**Product Specifications:**
Brand: TISSOT
Collection: Sea Star
Model: RYSTAL
Case Diameter: 9.7mm
Weight: 114g
Features: Deep sea exploration theme, luminous dial, engraved seahorse pattern on case back
Crown Usage: 1, 2, 3 (for time adjustment)
Movement: Mechanical
Packaging: Includes custom watch box, shockproof box, warranty card
Warranty: 2-year international warranty
Additional Information: Eco-friendly packaging upgrade in progress, watch placed in shockproof box for transportation
**Brand Story:**
The story of TISSOT dates back to 1853 in Le Locle, Switzerland, where tradition meets innovation. The "+ " symbol in the brand logo represents Swiss quality and the brand's commitment to innovation rooted in tradition.