Blancpain Fifty Fathoms Aqua-Lung

Brand Blancpain Rayville S.A., Villeret (Bernese Jura) Model ‘Fifthy Fathoms’ ‘Aqua-Lung’ ‘1000 feet’ Retailed by / made for Year circa 1960 Reference - Movement - Calibre AS 1361 N, manual-winding, 17 jewels Case No. 4 390 Material/s stainless steel Bracelet black Nato-type Buckle gilt metal buckle Dimensions Ø 41.1 mm. 52 x 41.1 mm. Ø 41.2 mm. (bezel) Thickness 13.6 mm. Weight 68.7 gr. (approx.) Signature dial, case and movement Blancpain Diver’s, self-winding, centre-seconds, black dial; ‘Fifthy Fathoms’ ‘Aqua-Lung’ ‘1000 feet’; …??? and stainless steel -- … ??? and stainless steel, manual-winding, round-shaped, diver’s wristwatch, with centre-seconds and 60-minute graduated bidirectional revolving bezel for the decompression times. -- Case: three-piece, polished and satin-finished, water-resistant with screwed case-back; polished crown; …??? bezel with Bakelite insert. Case-back stamped in the centre with the names Blancpain and the name ‘Aqua-Lung’. Dial: black colour, with white painted suspended luminescent Arabic numerals (3-6-9-12) and radiating indexes; white painted luminescent skeleton ‘Bâton’ hands. Movement: calibre AS 1361 N, manual-winding, 17 jewels.