MOVEMENT: automatic ETA 2824, frequency 28.800 alternations/hour. Crown on the left with a specially designed security device. CASE: steel, AISI 316 L, diameter 53 mm Back case sealed with screws, visible movement, special steel movement holder with particular holes to make it lighter. DIAL: black with yellow hands and spheres Arabic numbers. Strap in calf leather, handmade in Italy. RING NUT: external, removable for steel 316L filter change. Glass: K1 glass with filters of exchange in optic glass and PVD treatment in red colour.

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