Check the listing for details. (2) Eterna Watch Co.(Grenchen) Material catalogue #6200-2 & #6200-4, Technical. Condition: Very Good, Made in Switzerland. Listed at 175.00 USD. Two vintage Eterna dealer/repair center parts catalogs in four languages. Very rare dealer books, only ones on Ebay 1) #6200-2 Complete material catalog for all Eterna calibers. Reference numbers for Eterna original, automatic, Eterna-matic, and Eterna Date models. Detailed photos of the movements and individual parts. 2)Eterna Eterna-matic #6200-4 spare parts catalog in four languages, circa 1969. Complete models, ladies, Automatics, chronographs photos and details on all parts. This book with additional information on the first automatic watches with ball bearing(Eterna-matic) Included in this book is a folder to the dealer introducing the Eterna-Sonic(circa 1970) with color brocure of the models, prices and instructions. This Eterna material from a former Eterna Retail/service center.