The F.P. Journe Octa Jour/Nuit Ref. A belongs to the Ruthenium Collection: a 40 mm platinum case with a ruthenium-on-gold and whitened guilloché silver dial, driven by the self-winding Calibre 1300 in ruthenium-coated brass. It was a limited series of 99 pieces, produced between 2002 and 2005. Self-winding Calibre 1300, ruthenium-coated brass movement; Day/night indication; 40 mm platinum case, 10.6 mm thick; Ruthenium-on-gold and whitened guilloché silver dial; Limited series of 99 pieces. Year 2009, to be reconfirmed. Maker: F.P. Journe. Year: 2009. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request. Case Size: 40 mm. Case Material: Platinum. Movement: Automatic, Calibre 1300. Dial: Ruthenium on gold, whitened guilloché silver. Complications: Large date, day and night indication, power reserve.