SMGP-1168 german imperial navy helmsman insignia

A very difficult patch to find on the market right now!  Trade patch for a helmsman/coxwain of the Imperial German navy; consisting of yellow embroidery in the form of a Royal Crown with two anchors crossed at a 45 degree angle; on a blue wool backer with off-white backing on the reverse; measuring 83 mm (w) x 107 mm (h); A moth nip on the right side of the crown, in overall very fine condition.