Keystone 18S Coin Silver Pocket Watch Case Gold Hinges PAT'D MARCH 10 . 68 -SB8z
£269.62
The case retains its original bow, crown, and crystal, along with an attractively engraved cover. The interior is properly marked “Keystone Coin” with serial number 106851, and the inner bezel is stamped “Keystone Dust Proof Pat’d March 10, ’68.”.
