I have this Westclox Bullseye here. The model is 90001 and there is a small 12 in there (which could be a serial number) I bought this off of Ebay for 25$. It's in great working condition, but I don't know what year it was made, and if it is any good. :
Bull's Eye Westclox - Etsy
Vintage Westclox Bullseye - Etsy
Westclox Bull's Eye Watch Style 3 Pocket Watch
ساعة جيب أمريكية قديمة. 1964 ميلادي - موقع حراج
Vintage Bulls Eye Pocket Watch by Westclox Nonworking - Etsy
Vintage Westclox "bulls Eye" Pocket Watch
Vintage Westclox "bulls Eye" Pocket Watch
Westclox 17 جواهر ساعة ميكانيكية | ساعة عتيقة مقاومة للصدمات – Vintage Radar
Pocket Watch / Westclox St. Regis (Bull's Eye) / Vintage / Made in USA / 1962 (Dollar Watch), Hobbies & Toys, Memorabilia & Collectibles, Vintage Collectibles on Carousell