Update (5/26/25): Further information suggests that the initials "MR" on the reverse may refer to Merl Richard (note the alternate spelling) of the Nevada Prospector Silver Company, rather than to Merl & Rose.
1992 Merle & Rose Silver 2 oz. Nevada Silver State Round with Gold Nugget - #407
SKU: MR2152.09.7-0001
9.7