This SEVENFRIDAY P-Series features a stainless steel case with deep grey PVD treatment and an eloxed aluminium animation ring with sandblasted frozen grey PVD finish. The P2/01 has a deep grey and frozen grey interface comprised of 5 layers finished alternately opaline, matt, diamond cut, satin and 'bouchonne' with 5N copper highlights. As with all our SEVENFRIDAY P-Series watches the engine is an open balance wheel on Miyota 82S7 which has a 40 hour power reserve.