This is a wonderful 18k white gold mabe pearl diamond pin from the 1950s. The pin is a beautiful turtle. The shell of this turtle is a mabe pearl that measures 20mm by 19mm. The movable head and tail; and the legs and arms are beautifully carved 18k white gold. The eyes are set with round emerald accent. The measurement of this lovely turtle pin is 55mm by 38.5mm and weighs 34.9 grams.