Very cool retro Gruen 774 . Round dial with a square case .10KGF Case measures 26.5mm x 27.5mm  and 38.5mm from end to end of lugs.. lugs will accomodate a 16mm watchband.It runs well and within a minute a day. Dial shows some blister corrosion  and the corners on the case show some very small points of wear through.