AI-assisted community identification

Seeded Glass Variant

Master Marble · c. 1930s - 1950s

Seeded Glass Variant by Master Marble, identification view
Community photograph · added 26 February 2026

Identification summary

A vintage machine-made clear glass marble that contains an unusually high concentration of air bubbles, often considered a factory second in its time.

Visible record

Maker candidate
Master Marble
Era
c. 1930s - 1950s
Pattern
Stardust / Galaxy
Rarity assessment
Uncommon
Condition assessment
Good
Size
Boulder
Material
Glass