Vintage Hamilton Transcontinental Automatic A

Rare Vintage Hamilton Transcontinental.
Produced from 1955 and in very small production numbers.
 
Made for U.S. travellers or people conducting long distance calls to allow quick view of time in vatious U.S. time zones.

Original white dial with 14K gold Arabic numerals and hour markers.
The center rotating disc shows time in various U.S. continental time zones indicated with small gold triangle pointing to the hour as well as one pointing to Greenwhich time.
You see the U.S. borders outline with division among E(eastern), C(central), M(mountain), P(Pacific) and way to the left G(Greenwich)
The Central time zone is also indicated by a blued steel hand.
It is possible to have the watchmaker lift this hand and reposition it in another time zone to your liking.
Gold filled case 33mm across by 38.8mm long
Acrylic crystal in good condition.
The Swiss automatic movement cal. 661 has been recently serviced and runs well.
No inscriptions!!
Serviced Jan. 2018.