Tag: Mechanical Chronograph Smartwatch

8R46 / 8R48MECHANICAL CHRONOGRAPHINSTRUCTIONS Please refer to the Instruction Manuals of other languages by accessing “Customer Service”→ “Instruction” on our Website from PC or Smartphone. https://www.seikowatches.com/ Thank you very much for choosing a SEIKO watch. For proper and safe use of your SEIKO watch,please read carefully the instructions in this booklet before using it. Keep this…