What appears to be a number "3" for the first digit, is most likely the right half of a "B". Berg worked with Kosta from 1929 until 1950. The Kosta Sweden sticker is still on the front of the vase.
Kosta became Kosta Boda in 1976. Please Note: There are a few minor flaws/imperfections in this vase. The first is a "fleabite" along the rim of the vase. There is a 5/8 inch scratch in the center of the vase on the back side. Some scratches along the base, and a "C" shaped deep scratch.If you have questions about this listing, please ask. The item "Vintage Kosta Vase Sweden Signed Numbered Engraved Fish Large Mid Century Modern" is in sale since Tuesday, September 19, 2017. This item is in the category "Pottery & Glass\Glass\Art Glass\Scandinavian\Kosta Boda". The seller is "dorme2006" and is located in Deerfield Beach, Florida. This item can be shipped worldwide.