With its maritime compass-inspired design and bottomless sun-brushed blue dial, the SISTEM BOREAL (YIS401G) 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 bracel ...Show more
YIS401G
With its maritime compass-inspired design and bottomless sun-brushed blue dial, the SISTEM BOREAL (YIS401G) 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 w ...Show more
YIS401G
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.