No. The Sleek pre-Daytona chronograph is among my all-time favorite Rolex references for its understated appears to be like and modest dimensions, as well as crimson seconds hand definitely pops in opposition to the silver dial. Blood Oxygen application measurements are not meant for medical use, like self-diagnosis or consultation https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/