Hi Buyers!!! You are buying a Vintage 1950's Hamilton 10k.g.p Automatic Cal.661 Swiss Men's Watch. Pre-owned in good conditions for its age, see pictures for more details as they are part of my description. This watch is working great and keeping time in the last 48 hours. Very cool two-tone dial with a gold ring inside around the hour markers. Features luminous hands and hour markers, acrylic crystal, push-pull crown, stainless steel back, shock resistant, waterproof, lifetime main spring. Buy with confidence as all my items are authentic. Follow me as I will be posting more treasures for you to buy every week, thanks.