Elizabeth Gage Roman Coin Pearl Diamond Brooch

An 18 karat yellow gold, ancient coin, pearl and diamond brooch, Elizabeth Gage, London. Centering an ancient Roman coin showing the Emperor Gallienus in profile, the coin within a wide gold round fame inscribed “Gallienus, 253-268 A.D.”, the frame suspending a baroque South Sea pearl measuring approximately 15.7 mm in length and surmounted by a gold square centering a brilliant cut diamond the square applied with three diminutive gold beads. Total diamond weight approximately 0.15 carat. Length approximately 2 5/8 inches. Gross weight approximately 29.70 grams. Signed Gage with English hallmarks.