U-BOAT Classico U-47 BRONZE Ref. 7797 U-28 Swiss Self-Winding Caliber

MOVEMENT:
swiss automatic mechanical, personalized to U-BOAT technical specifications. Skeleton balance wheel.
Frequency: 28,800 vibrations per hour. Power reserve: 38 hours. 25 Jewels.

FUNCTIONS:
hours, minutes, seconds, date.

CASE:
in aged bronze, distinguishing crown on left side, with a patented protective device. Diameter 47mm.
Serial number engraved on a small plate fixed on the side of the case.

BACK:
screwed in, fumé glass showing the movement, special anticorrosive antiqued treatment.

DIAL:
three superimposed layers, matt black with visible ruby. Luminous beige hands, numbers and markers.

CRYSTAL:
high quality sapphire with anti reflective treatment.

WATER RESISTANCE:
100 mt, 10 ATM.

STRAP:
brown calf leather, tongue buckle in bronze special anticorrosive antiqued treatment.
Width: 23/22 mm.

The untreated bronze has a natural changing of its shades with time, this makes each watch one of a kind.