Limited edition of 450pieces this watch is nfc compatible via the sevenfriday app and comes with one orange and one black rubber strap sevenfriday watch kuka p304 limited edition this sevenfriday p series is a collaboration piece with kuka robotics and is limited to 450 pieces worldwide it features a stainless case with black pvd treatment and a black high resistance silicon animation ring with robot track pattern the p304 kuka has an all gun metal interface comprised of 5 layers fin