Seiko 9S86 Grand Seiko Mechanical Operating Instructions
![Seiko 9S86 Grand Seiko Mechanical manual cover](/images/KNqJOxTEZOfabYYFcKIcqiut/thumbs/thumb175x175.webp)
To manually wind the Seiko 9S86, unscrew the crown to the first position and turn it clockwise. Approximately 20 to 30 turns are sufficient to fully wind the watch.
Pull the crown out to the second click position. Turn the crown to set the time, aligning the hour and minute hands to the desired time. Push the crown back in when done.
The Seiko 9S86 movement has a power reserve of approximately 55 hours when fully wound.
Pull the crown to the first click. Turn it to set the GMT hand independently. This allows you to track a second time zone.
If your watch is gaining or losing time, it may require regulation. Contact an authorized Grand Seiko service center for adjustment.
It is recommended to service your Seiko 9S86 watch every 3 to 5 years to maintain its precision and longevity.
Yes, the Seiko 9S86 is water-resistant up to 100 meters, suitable for swimming and snorkeling but not for diving.
Clean the bracelet and case with a soft cloth regularly. For deeper cleaning, use warm water and a mild soap, then dry with a soft cloth.
The Seiko 9S86 typically features a stainless steel case and bracelet, sapphire crystal with anti-reflective coating, and a ceramic bezel.
To ensure accuracy, wear the watch regularly to keep it wound. Avoid exposure to strong magnetic fields, which can affect its precision.