This is a Bulova Ladies 14K White Gold cocktail watch.
The Movement is marked: 6C....could not find in the DB. The movement has L6 stamped on it.
The watch has a Guilloche Dial pattern. (Some people call it the sunburst pattern)
There are 18 Diamonds around the case only, none on lugs.
Outside case is stamped: 14K, Bulova, 649841