LONGINES. A RARE AND UNUSUAL ELECTRONIC SILVER HEAVY RECTANGULAR WRISTWATCH DESIGNED BY SERGE MANZON Reference: 4/10, 5014 1 Date: 1973 Movement: Unusual electronic Cal.7102 with balance wheel Dial: Smoked silver, lined into quarter hour sectors, silvered baton hands Case: Heavy rectangular with offset square pivoted lugs, screwed down back, No.16807885 Strap/Bracelet: Brown alligator leather Buckle/Clasp: Heavy silver square buckle Signed: Case, dial and movement Size: 40mm x 20mm - Weight: 79,50gr 注脚 Serge Manzon (1930-1989) was a post war contemporary artist whose worked spanned sculptures, furniture and lamp design, jewellery and watches. Longines employed him to design a series of avant-garde watches that they followed with heavy advertising. The present watch is one of Longines first Electronic watches using a magnet to pulse a more traditional watch balance. A huge advance in watch technology which was itself quickly replaced with Quartz.