SwissKubik Natural Wenge Wood Masterbox Single C-Ring (Watch Holder):Small C-Ring (Wrist size of 6.75in or less) Change your strap on-the-go or

Change your strap on-the-go or keep on hand for any emergency repairs

Tool for fitting springs/bars

its power stems from two standard 1

Low-magnetism and silent motor

Select from a 5 optional GMT bezels to personalize your winder

SwissKubik Natural Wenge Wood Masterbox Single C-Ring (Watch Holder):Small C-Ring (Wrist size of 6.75in or less) Change your strap on-the-go orWithin this perfect compact cube, we discover the most sophisticated technology. Equipped with a sixth generation ultra silent motor, it emits virtually no magnetic charge. Autonomous, for a minimum of three years, its power stems from two standard 1. 5 volt alkaline batteries or a mains power supply. On leaving the workshops, the Masterbox is programmed to perform a bi directional rotation of 1,600 revolutions per day. Thanks to its USB or Bluetooth