Ribbon Core (Black Core variant)
German (Handmade) · Late 19th to Early 20th Century (1860-1920)

Identification summary
A high-quality antique German handmade marble featuring a rare black ribbon core with white filigree and outer blue/white ribbons.
Visible record
- Maker candidate
- German (Handmade)
- Era
- Late 19th to Early 20th Century (1860-1920)
- Pattern
- Ribbon Core Swirl
- Rarity assessment
- Rare
- Condition assessment
- Mint
- Size
- Boulder (1"+)
- Material
- Glass