Vintage Ladies Bulova Diamond 10k gold filled Wristwatch

Another bag item at my favorite little shop of bargains. Mixed in with bunch of Costume Jewelry. On the back is a pat. No. 8552103 and stamped 10k Gold Filled on the band it is stamped Morays 1/20-12k Gold Filled steel back. I guess it's pretty bad when your gut tells you when to Stop and shop. Inside the back, unadjusted 17 Jewels Bulova watch company, Swiss 6AZ , States Bulova 5th Ave., New York