Blancpain Fifty Fathoms Rotomatic rubber-style-straps IWC’s SL catalog from 1976/77

IWC’s SL catalog from 1976/77 reveals that the SL designation originally stood for “Steel Line

This example has an original Mk1 dial in excellent condition

The dial is in outstanding condition with a light yellow patina on the hands and hour plots

Vintage vibes in two tones…There is something totally classic and timeless (not literally

- Serial 712xxx dates to the 1990s

Blancpain Fifty Fathoms Rotomatic rubber-style-straps IWC’s SL catalog from 1976/77The Blancpain Fifty Fathoms holds a legendary place in dive watch history. Designed in the mid 1950s for French Navy combat swimmers, it became one of the earliest and most iconic dive watches. This particular 34mm example stands out not only for its compact size but for its remarkable conditionso much so that it was exhibited by Blancpain at a Fifty Fathoms event in Paris in 2010. The watch features an unpolished case, a stunning black gloss dial