This 3 inch float has an undocumented Roof mark.
Under the Roof there's the symbol 'Sei' 井 (it looks similar to a 'Tic Tac Toe').
Beachcombed on Kunashir Island, one of the Kurile Islands North of Japan in Russia.
Undocumented Mark, Sei 井 under a Roof, 3 Inch
Written by Keith Glein
Additional Info
- Maker's Mark: Undocumented Mark
- Shape: Glass Ball
- Color: Light Green
- Size: 3 Inch
- Rarity: Rare Maker's Mark
- Country of Origin: Japan
- ID (optional): Glass Float Museum 2017-02-19-01
- Retail Value ($): 125
- eBay Auction ($): 100