Alpina Gruen. A 14ct white and yellow gold manual wind wristwatch
Precision, Circa 1930
17-jewel movement with bi-metal split compensation balance and Swiss lever escapement numbered 702584, silvered dial with black Arabic numerals bordered by outer minute track, subsidiary seconds, blue steel spade and needle hands, tonneau shaped case with yellow gold bezel and integral lugs numbered 405220, fitted associated black leather strap, case, dial and movement signed Gruen
30mm x 24mm.
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