Scottish Clan Badge'Hamilton' Stamped Solid Silver Badge (Hamilton & Inches)

Vintage, Stamped, solid silver brooch. The Assay stamps on the back are H&I (Hamilton & Inches) A Thistle, A Castle (Edinburgh). And the last one I assume to be the date letter, I cannot make out. I have a scales but I don't guarantee the accuracy of them. Shows 21.3 grams of silver.

Size Approx: W x 41 mm x H x 48 mm. Thank you for looking and please check out my other items.