BLANCPAIN FIFTY FATHOMS 300m. REF. 5015-1130-52. SOLD IN 2007 Diving wristwatch in steel over rubber. Case: round, anti-magnetic, screw-down crown and back, engraved 'Blancpain' on the case middle, unidirectional rotating ceramic bezel graduated for compression times, luminescent numerals. Dial: black, Arabic numerals and herringbone hour markers, luminous hands, central seconds and date window. Movement: automatic. Strap: sailcloth and rubber, steel pin buckle. Dial, case and movement signed. Numbered 10. Diameter: 44mm With: case, certificate (Blancpain purchase, rue de la Paix, Paris), instructions for use and purchase invoice.