This 10k goose tie tack weighs 3.9 grams and is 12mm tall and 19mm long. Our collection of vintage and estate jewelry is unique and timeless, makes a great gift, and will be treasured forever. Our GIA certified Gemologist, Christopher Robuck, has over 40 years of experience in the jewelry business. Each piece of jewelry is examined under the microscope and cleaned in an ultrasonic cleaner. When you purchase a piece of our estate jewelry, you can be assured that you are getting an affordable piece of jewelry. Our goal is to price them at 40% to 50% off the regular retail price.