Research has proved tricky, as glass can often be! But they were made in moulds not pressed, so have no seams. Probably from the middle of the 20th century.
Vintage Inarco Mood Indigo Candle Stick Holders MCM JAPAN
Pair of Vintage Fostoria Coin Glass Candle Stick Holders 4.75" - EUC - FREE SHIP
Vintage Anchor Hocking Glass Candle Stick Holders Country Garden Honey Gold PAIR
Vintage Hazel Atlas Moroccan Amethyst Purple Glass Triangle Ashtray 7" MCM
VINTAGE Unmarked HOBNAIL WHITE MILK GLASS CANDLE STICK HOLDERS ROUND BOTTOM SET
