Junghans Aerious Gold Chronoscope USA Edition 18K Chronograph 27/9305.100 Watch
Model: Aerious Gold Chronoscope USA Edition. Case Back Markings: Junghans Aerious 27/9305.100 Sapphire 750/18K 10 BAR. Founded in 1861, Junghans has long been a symbol of precision and aesthetic balance in German watchmaking.