Extremely nice piece vintage jewellery !! Stamped 14K to rear it measures 43mm x 36mm & weighs approx 10.7 grams. No makers mark, looks to date to the early 1900s.
Stamped MK 14K to the rear. Measures 29mm high x 23mm wide & weighs approx 6 grams. One section of the border is damaged, top left hand corner but could be repaired by a jeweller. Looks to date late 1800s / early 1900s.