A multi gem pendant with a chain, 20th century

yellow gold (unmarked), 9 coloured round faceted stone: 3 amethysts weighing in total approx. 0,15 ct, 2 topazes weighing in total approx. 0,30 ct, 2 citrines weighing in total approx. 0,30 ct, 2 peridots weighing in total approx. 030 ct, with a box link chain, 18 ct yellow gold, length: 42,5 cm, weight: 2,97 g