Vionic Minna Flat

Price Range: $

At Nordstrom Rack:
Rating: 4.2 out of 5 stars – 736 ratings
Includes many 4 and 5 star reviews from narrow buyers.
Also includes many reviews from narrow buyers who said the narrow width was not narrow enough, and a few reviews from buyers who normally wear medium width shoes, but purchased the narrow width in this shoe.
View shoe on Nordstrom Rack site

At Zappos.com:
Rating: 4 out of 5 stars – 1K ratings
Includes many 5 star reviews from narrow buyers, one of whom went up a 1/2 size, and another went down a 1/2 size for best fit.
Also includes many more reviews from narrow buyers who liked the appearance of the shoe, but said the narrow width was not narrow enough.
View shoe on Zappos site