A limited number of pocket watches marked E. Howard Watch Co., based on Hamilton's grade 917 movement, were completed in 1939, Hamilton also produced wrist watches marked E. Howard Watch Co., based on Hamilton's grade 980 movement during the 1940's. Gold Pocket Watch: E Howard & Co, Boston, series VII split plate adjusted gold hunter, N-S (just over 19S).

Not to be confused with Keystone Standard Watch Company

Keystone Watch Case Co. was the name of a conglomerate of watch companies assembled by Theophilus Zurbrugg by 1904.

E Howard Watch Company 17 Jewels

Keystone purchased the rights to the E. Howard name (a legacy of the Howard Watch Company) in 1902 and sold Keystone-Howard watches.^[1]

Howard Pocket Watch Identification

References[edit]

1. ^'Howard Watch Company: History, Serial Numbers & Production Dates'. Pocketwatchrepair.com. Retrieved 2013-05-30.

E Howard Pocket Watch Value

E Howard Watch Company Boston