The square of the key measures approx 1.4mm. Unmarked Victorian 9ct gold (tested).Gross weight 4.8 grams. The item "Rare antique gold pocket watch key. Concealed inside an albert chains T bar" is in sale since Monday, January 23, 2017. This item is in the category "Jewellery & Watches\Watches, Parts & Accessories\Pocket Watches". The seller is "newtoyounotsecondhand" and is located in Glasgow, Glasgow (City of). This item can be shipped worldwide.