The Patek Philippe Nautilus, reference 5711/1A-014, is cased in 40 mm steel. It is powered by the automatic Calibre 26-330 S C movement. Complications: Date. Maker: Patek Philippe. Reference: 5711/1A-014. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request. Case Size: 40 mm. Case Material: Steel. Movement: Automatic — Calibre 26-330 S C. Dial: Sunburst olive green, horizontally embossed. Bracelet/Strap: Steel. Nautilus fold-over clasp. Complications: Date. Clasp: Nautilus fold-over clasp.