Vintage MCM glass decanter stopper Peacock/teal bubble or ball shape

Vintage MCM glass decanter or genie bottle stopper only. Unsure of maker, please use your own expertise to decide.

Pic 6 shows tiny lines/ manufacturing variation. It is not a crack

Pic 7 is a color comparison to blue Rainbow glass decanter stopper.

Pic 9 shows faint water spots on the inside

See last pic for other glass stoppers also available

Weight- 4oz

Tags/ pairs - stopper only, replacement glass stopper, bubble glass stopper, ball stopper, Pilgrim glass, Bischoff glass, Rossini, midmod, flame stopper,