Sven Haugaard silver Modern necklace with large pendant with petrified wood from around 1962-1980

Sven Haugaard silver, modern necklace with large pendant with petrified wood. Stamped "SvHSTERLING DENMARK". Sven Haugaard was a silversmith in Kolding from 1962. This is from approx. 1962 to 1980. The pendant measures 7.0 x 2.5 cm., inner dimensions of the necklace are 13.0 cm. Excellent condition.