Aquamarine and diamond platinum ring

This gorgeous Art Deco reproduction ring features a fine quality aquamarine set in the centre, the stone is emerald cut with double corner claw mount. Five princess cut diamonds set on each shoulder within a step-style mount. Gorgeous and simple setting. All made of platinum. 
The aquamarine measures 9mm x 7mm
Aquamarine weight: 2.28ct known weight
Diamond weight in total: 0.24ct known weight