Lot 422

IWC's legendary "Aquatimer" model - a "generations set" of 2 classic wristwatches:
International Watch Co., Schaffhausen "Aquatimer Automatic", Movement No. 2152155, Case No. 1937794, Ref. R812AD, Cal. 8541B, 37 mm, circa 1973
A diver's automatic vintage wristwatch with date and compressor case, sold to Blum & Bonnet in Genf on 1976/02/06. With IWC extract from the archives of 2008/10/28.
Case: steel, compressor screw back, Brevet 317537, Brevet 337462. Dial: black, tritium indexes and hands.
International Watch Co., Schaffhausen "Aquatimer Automatic", Movement No. 2704360, Case No. 3375167, Ref. IW323101, Cal. 80111, 44 mm, circa 2008
A diver's automatic wristwatch in mint condition, with date - with original box, operating instructions and guarantee card
Case: steel, glazed screw back, screwed crown, original caoutchouc strap with steel buckle. Dial: black.
IWC began producing diver’s watches a while after the other brands and released its Aquatimer in 1967.
The model 812 AD had two crowns, where one was used for the handset and the other for the internal timing bezel. The watch was fitted with IWC's in-house calibre 8541 that used the famous Pellaton winding system. The Ingenieur models were equipped with the same movement.

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