999 Fine Silver Proof Four Coin Royal Mint Collection Box & COA. The silver proof set is. The box / holder may show signs of wear and/or tear. The first photo is a stock image. This set features four silver coins, meticulously crafted and presented in stunning proof quality. Commemorating a quarter-century of the Britannia series, this limited edition set holds significant historical and numismatic value. Perfect for collectors and enthusiasts, it showcases the timeless beauty and enduring legacy of Britannia on British coinage. Silver Coin, 0.958 Ag, 40mm Diameter, 5,550 Coins Minted. Silver Coin, 0.958 Ag, 27mm Diameter, 4,620 Coins Minted. Silver Coin, 0.958 Ag, 22mm Diameter, 2,600 Coins Minted. Silver Coin, 0.958 Ag, 16.5mm Diameter, 2,600 Coins Minted. The listing is for the silver coin set, box, & COA only. The pictured item is the exact item you will receive. We strive to take the most accurate photos of our items because we believe grading and condition is very subjective. That is why we leave the final determination of the condition and grade to you. Please keep this in mind when submitting any questions regarding our items.