The Doxa Sfygmos was produced in the 1960s, designed for use by doctors. The name Sfygmos is Greek for pulse or heartbeat rate. For more information on this special watch, and how it was used in operation, read here.
This Doxa Sfygmos is in mint condition. The case has never been polished, and shows no plate wear whatsoever. The original dial is perfect, completely flawless.
This rare watch is in as close to “NOS” condition as you will likely ever find.