Great Britain. Proof Double Florin of Four Shillings, 1887. S.3923; KM-763; ESC-394A. Victoria, 1837-1901. Mintage 1,084 pieces struck. Arabic 1. Obverse; Portrait of Queen by JH Boehm. Reverse ; Crowned cruciform shields. A cameo specimen from the rare 1887 Proof set of coins issued to celebrate Victoria's golden Jubilee. With great eye appeal. PCGS graded Proof 63 Cameo. Estimated Value $800 - 1,000