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Royal Navy Beobachtungsuhr Ref.6390B

 Movement

• mechanical with automatic winding ETA calibre's 2824-2, Diameters 25,6 mm 25Rubies 28'800 half vibration per hour. Incabloc-shock-proof.

Functions

• hours, minutes , central seconds, date, second-stopped

Case

• Self made steel-case with sappihre-glass Diameters 37mm, heigth 10mm with mineral-glass bottom. Waterproof until 50  meters.

Dial

• black, luminous numbers, with Tritium.

Strap

• Leather black upholstery with a Symbol.

Variety's

• Stainless steel bracelet with polished expanding. Security locking system.

Guaranty

• 5 years guaranty of the mechanic and the material or factory defect. Watchmakers passport with a free inspection in this time