no.901
ROLEX 1950s
Metropolitan Officially Chronometer Ref.4448/4325
 
 
 
 

 





Rolex Metropolitan Officially Certified Chronometer Ref.4448 / 4325, ca.1950s
 
Rolex Metropolitan Officially Certified Chronometer; non-oyster dress watches Ref.4448 (sweep seconds) and Ref.4325 (subsidiary second). ca. 1950s. Non-oyster solid 18K yellow gold case with engine-turned bezel with hour divisions and straight lugs, diameter in 35mm w/ crown, manual winding very high quality super balance movement, 18 jewels w/ swan neck micrometer regulator and 6 position adjusted. Reference 4325 (4448) appeared in the Rolex catalogue from 1943 to 1955 and was available in stainless steel and 10K pink and yellow gold, as well as 18K pink and yellow gold. This model was referred to in period advertising as the "Metropolitan, the elegant businessman's chronometer. The calibre 700, 10 1/2''' was produced between 1944 and 1951. Both the two models have their factory original dials and domed crowns; overall in great condition !