Rolex ref.6062 18k yellow gold automatic triple calendar wristwatch with moon-phases.
Ref.6062 is one of only two models that Rolex produced with moon-phases,the other model being Ref.8171.
The two models differ in their case construction,with the present model having a screw-down case back,rather than the snap back of Ref.8171.
Furthermore,Ref.6062 has a more pronounced tonneau rather than circular form.