Ca. Ø35mm, stainless steel, gold cap, screwed back, signed Paul Ditisheim Solvil, No.183731, manual winding, 18 jewels, signed bridge, No.10255, silvered dial with prominent indexes, marked 'Chronometre', gold hands, centre seconds, signed original leather strap with gilt buckle, in excellent condition, little used, in working order, rare collector's watch.