Puckerings has dated this piece to the 1860s.
The knife comes complete with it's original presentation case, which is gold embossed with the famous Scottish retailer, Hamilton & Inches, 90 Princes St., Edinburgh.

A stunning example in excellent condition. The case measures 3 3/4" x 7/8"; the knife measuring 3 5/8" and 6 1/8" when blade is opened.
Item ID: 35689
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Puckerings has dated this piece to the 1860s.
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