Olive green coloured amber studs set in a bed of silver. Watch different tones shine as they capture the light. Earring size: 9 x 6mm. Baltic green amber. 925 sterling silver. High polish finish. Includes secure butterfly fixings. Amber is known as the stone of the sun. Amber has a natural warmth to it and reflects vibrancy and positivity. It is also the birthstone of the cancer zodiac sign. Amber has been used as jewellery since the Stone Age, from 13,000 years ago. Amber is formed from resin exuded from tree bark. The amberization process is estimated to take between 2 and 10 million years.