Rare Gruen Precision with Original Day/Night Jump Hour Dial and Swiss Made Manual Wind Movement. Hour Markers Change Colors From Green to Black to Indicate Day and Night Hours. See Two Photos Showing Different Hour Markers.
Gold Plated case with Solid Stainless Steel Screw-back. Back Signed Gruen Precision. No Personalizations / Inscriptions on Back. Inner Dust Cover Protects the Movement. Inside Case Back Signed Gruen Watch Co Switzerland and N 510RssCA which designates the Movement Caliber.
Original Silver Dial With Open Aperture Hour Markers with Changing Green/Black Disk Underneath. See Pictures of the “Day and “Night” Dials. Signed Gruen Precision, 17 Jewels, Waterproof and Ra Swiss Ra.
Swiss Made 17 Jewel Manual Wind Gruen Caliber N510CA Movement Has Been Serviced and is in Excellent Running Condition.
Comes Fitted with Your Choice of Leather Strap or See Our Selection and Upgrade to Genuine Lizard, Shark or Crocodile.
33mm Diameter Excluding Crown x 43mm Top to Bottom. 18mm Lug Spacing.
Serviced and in Very Good Condition. Comes with a 1 Year Mechanical Warranty.