the section is mainly focus on rolex bubbleback with different case shape examples, empire, athlete, army, kings of wing, lifesaver, hooded( ribged, scallop, plain, steellines etc), non oyster, square etc.
examples show in the pictures are very rare athlete, hooded( Bill Shaine collection), normal shape bb, NFS.
very rare double name lifesaver mappin
this is a mappin retailed mid size bb, also nick name "lifesaver bb" because of its extra large bezel, model 3348, very interesting original mappin dial, watch in 29mm without crown, flat back, auto rotor movement, recently service, runs well, do not miss!!!