Hamilton 1957 Electric Watch Battery Keychain, "Dr. John Van Horn Owned"

Description

Here is a Unusual and Ultra Rare Hamilton Electric Watch Battery Keychain in Lucite dating to 1957 the year Hamilton Watch Company introduced the "Worlds First Electric Watch" in 1957 they Released two Timepieces First "The Ventura Model & Van-Horn Model" This Keychain I purchased from Mrs Dr. John A. Van Horn he was the Head of R&D Department and was Very Instrumental in the Development of those Early Movements from the Period... This Keychain is the Only Example I was able to ever find and Aquire for my Collection... Thank you for looking... Any questions please just ask...