Watch Details Brand: Gruen Model: Curvex / Ref. 370-597 Case Number: N/A Serial Number: K4XXXX Movement Number: Cal. 370 / #61668S Movement Details Type: Manual Jewels: 17 Complications: Sub-Seconds Case Material: 10K YG Filled Diameter: Approx. 23mm Lug to Lug Length: Approx. 42mm Bracelet Material: Genuine Leather Length: Approx. 7.25 Inches (Not Including Watch Head) Additional Information Gender: Male/Unisex Dial Color: Silvered Crystal: Plastic Year of Manufacture: Approx. 1940's Condition: Pre-Owned Functionality: Movement runs and sets as it should, but has not been bench tested for precise accuracy. We do not guarantee timekeeping accuracy. We always recommend servicing for daily use and timekeeping accuracy. Box & Papers: N/A Notes This Gruen Curvex features a 23mm wide and 42mm lug-to-lug 10 karat yellow gold filled case that sits in overall good condition for its age. Its sports some visible wear throughout most notably to its lugs where there’s is light wear and material loss. Its silvered dial has visual wear across its entire surface. It sports applied hour markers and sword hands alongside an eye-catching sub-seconds complication. Its crown has a rose gold finish and was likely replaced at one point. This piece is powered by a 17-jeweled manual-wind movement and is fitted with a red genuine leather strap. Overall, this Gruen sits in fair vintage condition, showing wear consistent with its age.