This item is a 1 Troy Ounce. 999 Fine Silver Round featuring the “Year of the Goat” design from the Golden State Mint (GSM). These rounds were minted to celebrate 2015 as the “Year of the Goat” in the Chinese zodiac. AI Mode All Exact matches Visual matches 14 sites This item is a 1 Troy Ounce. Golden State Mint Key Specifications Composition. 999 Fine Silver Weight: 1 Troy Ounce (approximately 31.103 grams) Diameter: 39.3 mm (1.55 inches) Thickness: 3.2 mm (0.125 inches) Obverse Design: Features a goat on a mountaintop, the Chinese character for “goat, ” the motto “Year of the Goat, ” and 1 Troy Ounce. Reverse Design: Depicts a wheel featuring all 12 animals of the Chinese zodiac.