Reference 3358 and 3359 are identical with the exception of the seconds display the 3358 with subsidiary seconds and 3359 with center seconds. The caliber 700 was created in 1938 and was in regular production from 1944 to 1951. This watch is illustrated in ?Rolex Collecting Wristwatches? by Osvaldo Patrizzi 2001 Edition p. 112.