This is a gorgeous 1940s 18k pink and yellow gold platinum diamond cuckoo clock pin by Walser Wald. And there also sparkling round cut diamonds that weighs approximately 0.65ct. The color of these diamonds is H with VS clarity. The pin measures 38mm by 31.5mm and weighs 24.7 grams. The case and the dial are signed "Walser Wald" "18k PL".