AgAu Jewellery has dated this piece to the 1940s.

Metal: 14ct Yellow Gold.
Stones: 1 x opal (7.00ct), 4 x diamond, totalling (0.20ct)
Size: Pendant 1.7cm long, 1.5cm wide. Chain 16"/40cm
Hallmarks: Marked for 14ct gold
Weight: 6.8g
Condition: This item is presented in excellent condition.
AgAu Jewellery has dated this piece to the 1940s.
Agau jewellery offer an extensive range of 9ct and 18ct gold jewellery.
You can view the stock and full dealer information on the AgAu Jewellery Profile Page