Ref. 6612B, inside caseback stamped "6612" and "6613"A possibly unique and highly important platinum and diamond-set automatic wristwatch with center seconds, day, date, black gloss dial, diamond-set round numerals and service guarantee
Manufacturer: Rolex
Year: Circa 1959
Reference No: 6612B, inside caseback stamped "6612" and "6613"
Movement No: DDN884665
Case No: 446'052
Model Name: Day-date
Material: Platinum and diamond-set
Calibre: Automatic, cal. B1055, 25 jewels
Bracelet/Strap: Platinum Rolex President bracelet, max length 195mm
Clasp/Buckle: Platinum Rolex "Big Logo" deployant clasp stamped "1.59"
Dimensions: 36mm Diameter
Signed: Case, dial, movement and clasp signed
Accessories: Accompanied by Rolex Geneva Service cards and Service letter dated October 14, 2019
Literature: Another example of reference 6613 is pictured in "100 Superlative Rolex Watches" by John Goldberger, p. 163
