AI Appraisal Estimate

This is a Tibetan copper coin, specifically a 5 Sho denomination, housed in a standard white cardboard and plastic mylar numismatic flip. The coin is circular and features a distinct brownish-red patina typical of aged copper. Based on the visible iconography, it features a Snow Lion on the obverse, a national symbol of Tibet, facing left with some stylized mountain peaks or clouds in the background. The flip is hand-annotated in blue ink with 'TIBET', '5 SHO', and a reference number '-28a', likely referring to its catalog number in the Standard Catalog of World Coins (KM# Y28a). These coins were typically minted between the years 1947 and 1953 (Tibetan Era 16-21 to 16-27) at the Dode Mint. The coin shows signs of significant wear and circulation; the central lion motif is softened, and the higher relief areas have flattened. There appears to be some surface grime or dark oxidation spots, particularly around the edges and within the recessed areas of the design. The craftsmanship reflects the machine-struck techniques of the mid-20th century Tibetan government mints, though the lack of luster indicates a long period of handling or exposure.

I have examined the Tibetan 5 Sho copper coin (KM# Y28a) via the provided documentation. The coin displays a classic 'Snow Lion' motif characteristic of the Dode Mint issues produced between 1947 and 1953. My physical assessment of the coin's condition places it in the 'Very Fine' (VF) to 'Extra Fine' (XF) range, though it suffers from significant surface oxidation, a dull brownish-red patina, and a lack of original mint luster. The central lion design shows flattening on the high points of the mane and haunches, consistent with moderate circulation. Market-wise, the 5 Sho is one of the more common denominations encountered in the numismatic trade. While Tibetan coinage enjoys a dedicated niche following due to its unique historical context and spiritual iconography, the Y28a variety was struck in large quantities. Recent auction comparables for similar circulated examples generally fall within the $10 to $30 range. High-grade, 'Uncirculated' examples with original red luster can command significant premiums, but this specimen’s environmental spotting and wear categorize it as a collector-grade filler rather than an investment-grade piece. While the iconography and strike characteristics appear consistent with genuine government issues, a definitive authentication is impossible via imagery alone. Counterfeits of Asian coinage are prevalent. To confirm authenticity, I would require a physical examination to verify the coin’s weight (approx. 5.5g) and diameter (approx. 24mm), and to inspect the edge for signs of modern casting or edge filing. Metallurgical testing or comparison against known genuine dies would be necessary to rule out contemporary or modern forgeries.