Bridges personalised by Panerai - Ctes de Genve decoration. Mono-metallic Glucydur balance with Nivarox spring. Incabloc shock protection. 'Swan neck' regulator. Limited edition of 1,000 pieces. Arabic numerals and luminous baton hour markers, 'BLACK SEAL' inscription at 12 underneath Radiomir inscription. Black Seal 'Torpedo' Craft Logo at 6.
The ceramic used is Zirconium Oxide and it is molded from powder using a process of isostatic pressure (instead of being cast, as is the normal practice). In this way all the positive features of this material are enhanced: its extreme durability (up to five times greater than 316L steel), its strong resistance to a wide range of temperatures, and the fact that when worn for long periods the watch does not become scratched, damaged or corroded.
Also, ceramic formed in this way takes on a more homogeneous appearance than that resulting from the which is the traditional method of casting the material. 