2X Cross Hatched Super Compressor Crown Fortis Marinemaster Automatic mm

 This listing is for one pair( two crowns) like pictures. 

 Dimensions are 6 mm X 3.2 mm Tap 0.9   the thread diameter are .09 mm and 1.2 mm 

   

  it will fit on Fortis marine master , any Hamilton with supper compressor case like Hamilton self winding, Hamilton Aqua-date exc.Foetis Marinemaster, DeLuxe Seastar, Baylor,Rodania (,Waltham Super Ski-Nautic, LeJour Depthograf Self-Winding , Lowensenf Plongeurs,Benrus Ultra-deep,Technos Super Compressor, Technos Shy Diver, Radiant ( Note this crown doesn't have R on it). This crown will fit on Super Compressor Cases. 

 Shipping in the USA  $ 4.99 International  shipping $14.99