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SISTEM BOREAL

With its maritime compass-inspired design and bottomless sun-brushed blue dial, the SISTEM BOREAL (YIS401GC) is the trans-oceanic partner you've been looking for. A polished stainless steel case houses the groundbreaking SISTEM51 automatic watch design, while the openwork caseback reveals the inner workings of the self-winding mechanical movement. Mounted to a sturdy polished stainless steel bracelet, you just found a captain you can trust for many years on the open seas.

YIS401GC
  • Movement
    Automatic
  • Water resistant
    3 Bar
  • Strap material
    St. Steel Adjustable
  • Clasp material
    Stainless Steel
  • Strap buckle
    Butterfly
  • Case material
    Stainless steel
  • Collection Category
    Core
  • Product family
    IRONY
  • Packaging type
    Standard
  • Colour
    Blue
  • Strap Colour
    Grey
  • Dial Colour
    Blue
  • Case Colour
    Grey
  • Case shape
    Round

SISTEM51: Our signature mechanical movement

SISTEM51: Our signature mechanical movement

At the heart of our design philosophy, SISTEM51 is the only movement in the world comprising just 51 parts and an entirely automated production process. Boasting a 90-hour power reserve and exceptional anti-magnetic qualities, this Swiss-made self-winding mechanical marvel revolutionized the world of automatic watches.
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