This is a wonderful platinum and 14k yellow gold diamond pin. The pin is centered with 3 old mine cut diamonds and the sides are rose cut diamonds that weighs approximately 0. 35ct and 0.25ct respectively. The color of the diamonds is G and the clarity is VS1. The entire top and back surface of the pin is in platinum while the back portion and the lock pin is in 14k yellow gold. The pin has amazing milgrain, open work and gallery designs. The pin measures 5mm by 50mm and weighs 5.4 grams.