80s vintage watch Seiko SQ 100 Octagonal Case genta Ref. 6923-8070 servicedWhile round cases dominated the early 1980s, Seiko released a select number of avant garde designs that have now become highly sought after by vintage collectors. This rarely seen Seiko SQ 100 is a prime example of that era's experimental aesthetics, featuring a striking integrated octagonal case that draws clear inspiration from the iconic "Genta style" angular designs. Produced in November 1982, this timepiece represents the peak of Seikos early