Upgrade Log:
March 2024 V3
Bezel Upgrade: Enhanced tachymeter engraving durability
Movement Tuning: Dandong 4131 accuracy improved to ±2s/day
Dial Fixes: Sub-dial printing matte texture closer to genuine
November 2023 V2
Hands Adjustment: Chrono seconds hand length corrected
Case Refinement: Smoother lugs brushing and curvature
Lume Upgrade: Swiss Super-LumiNova® applied
July 2023 V1
Initial Release: Dandong 4131 super clone (72h PR)
Ceramic Bezel: Black Cerachrom with laser-etched tachymeter
Bracelet Edges: Polished chamfers for comfort