Looks like a carved bamboo brush pot to me, the natural bottom is typical, and looking at that top crack in the last pic, can see separating...
At .835 fineness, would be no earlier than 1965/66. ~Cheryl
Sort of Scandinavian - made by Klaus Rygaard in Zambia: http://www.leopardantiques.com/object/stock/detail/1107 ~Cheryl
Bit surprised at how many jewelry pieces bearing the 'PV' mark are described on English language sites, including by someone I respect, as '19th...
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