(Note: Measurements are outside max. dimensions unless stated otherwise).19th Century : Decorative Adam-style oval bobbin framed escutcheon supporting ribbon and swag decoration.OUTSIDEHeight 59mm. (2 5/16")Width 35mm. (1 3/8")Thickness (variable) 3mm. (1/8")KEYHOLEHeight 21.5mm. (7/8")Diam. of hole 9mm. (5/16")Width at narrowest part of neck 5mm. (3/16")Width at base of taper 7mm. (1/4")NOTE: Pitted background definition around keyhole. (Original was probably a sand casting).