This vintage Rolex Oyster Bubbleback is an example of the excedeengly rare 2764 movement. Comes with a brand new leather band, works well with a clear glass and very good condition case and crown. 
 
*** The pictures may show the reflection of the camera lens, black spots mostly ***

Details:
 
Make: Rolex
Model: Oyster Perpetual
Reference: 2764
Year: 1940s
Material: Gold Plated with Stainless Back
Dimensions: 32 mm
Crystal: Plexi Glas
Movement: Automatic
Bracelet/Strap: Leather Diametris
Box/Papers: No/No