Rolex "Chronographe Anti-Magnétique", Ref. 4062. Produced in the 1940's.Very fine stainless steel and pink gold gentleman's wristwatch with square button chronograph, register, tachometer and telemeter. three-body, bicolor, polished and brushed, pink gold ridged band, chronograph buttons, winding-crown and teardrop lugs, steel case. matte silver with applied pink gold indexes and Arabic numerals, auxiliary seconds and 30 minutes register dials, outer tachometer and telemeter graduations. "Bâton" pink gold hands. Notes The reference 4062 was produced in gold, stainless steel, and steel and gold, from 1942 to 1963. In the early 50's the lugs were larger, giving the watch a stronger and more robust appearance.Similar watches are published in "Rolex, Collecting Wristwatches", by Osvaldo Patrizzi, Guido Mondani Editore, Genova 2001, pp. 410 to 414 and 485.