Vintage 1940s Bulova Fifth Avenue Tank Watch 10K Gold Filled Tropical Dial Box E

Discover this premium 1940s Bulova Fifth Avenue tank watch, marked "Bulova Fifth Ave New York" inside the case for authentic flagship provenance. The 10K gold filled rectangular case houses a rare tropical dial—originally black, now patinated to a distinctive grayish-greenish-brown that's a collector's dream for its genuine vintage character. Manual wind movement (17 jewels) runs perfectly, with sub-seconds at 6 o'clock, Art Deco Arabic numerals, and luminous hands/markers.