Silver Bowl 830/1000 Bowl Hallbergs Guldsmeds Ab in Stockholm in 1926 height 90mm Ø approx. 95mm, engraving, silver 830/1000 silver Weight: 70.7 g. And Large spoon. Not silver. Length-135mm., , Width-42mm, Weight-77g. "Z 7" Is a hallmark certifying that the product was tested in 1926. The letter "S" on a corrugated background in a pentagonal shield confirms that the product is made of silver of a grade not lower than the standard adopted in the country, which corresponds to 830 assay https://www.silvercollection.it/SVEZIADATA2BIS.jpg C.G. Hallberg was a prominent Swedish goldsmith and jeweler to the Swedish Court. Its central store was located at Drottninggatan 6 in Stockholm.[1] It is best known for its silverware and metalware which continue to fetch high prices in auctions today. In the early 20th century it was the largest jeweler in Scandinavia and one of Sweden's top firms.