Sinn U2 1020.5487

SINN U2 gents wristwatch mission timer reference 1020.5487, self winding, German U- Boat steel, screwed down case back and winding crown, original rubber strap with deployant clasp, unidirectional revolving bezel with 60 -minutes graduation, black dial with luminous indices and luminous hands, date at 3, 24 hours-display, base calibre ETA, diameter approx. 44 mm, original box, papers and strap changing tool enclosed, sold in August 2013, condition 2