Country: Mongolia Year: 1987 Denomination: 25 Tugrik Series: World Wildlife Fund (WWF) Subject: Snow Leopard (Irbis) Reverse: State Emblem of Mongolia Material: .925 Silver Weight: 28.28 g Certification: PCGS Grade: PR70DCAM (Proof 70 Deep Cameo) Description: A stunning 1987 silver proof coin from Mongolia, part of the official WWF series. This coin features the Snow Leopard (Irbis). It has been professionally graded by PCGS and achieved the perfect grade of PR70DCAM. This is the highest grade possible ("Top Pop"), indicating a flawless coin with exceptional contrast between the frosted design and the deep mirror-like fields.