Patek Philippe 18k Diamond Ladies Ref. 4724 Patek Philippe. Patek Philippe Ladies Diamond. Caseback marked 18k. Inside caseback marked “Patek-Philippe Geneve”. Case no. 28306XX. Ref. 4724/1. 23mm case diameter. Sunburst champagne dial. Diamond markers. Total of 32 diamonds. Diamond bezel. Pull out crown in 18k yellow gold unmarked. “Chain link”...