This ad was writting by copy-master, Frank Irving Fletcher close to 80-years ago. Another example of excellence to compare your copywriting skills against.
A $10,000 Mistake: A client for whom we had copied a
necklace of Oriental Pearls, seeing both necklaces before her, said: Well, the resemblance is remarkable, but this is mine! Then she picked ours! Tecla; 398 Fifth Avenue, New York