total weight of the stone like if it says .25 total weight that is a quarter caret.
About the Weinberg surname. The Weinberg name appears among Jews of East Europe in various locations. It is from the German word for vineyard. In the 18th and 19th century, government clerks began assigning family names to Jews ( and others), often based on occupation, location, or prestige.
Popular surnames are such as Wong, Chung, and Lee. Popular Jewish last names include Kohen and Levi. As for the Assyrian and Chaldean ethnics, common surnames Farhad, Ishaq, and Mikhail. Surnames indicate your belongingness to a particular ethnic group.