Unknown - Non-Silver Item (Ribbed Glass Utility Bowl)
Glassware (Hollowware) · Unknown Manufacturer; typical of mid-market glassware produced by companies like Anchor Hocking, Pyrex, or Luminarc.
Pattern: Generic Ribbed/Fluted Pattern; common in 'depression-glass style' or modern utility kitchenware.
Type
Glassware (Hollowware)
Maker
Unknown Manufacturer; typical of mid-market glassware produced by companies like Anchor Hocking, Pyrex, or Luminarc.
Material
Molded Glass/Non-Metal; contains no silver or precious metal components.
Dimensions
Estimated 15-20 cm diameter; approximately 400-600 grams depending on glass thickness.
Description
This is a standard clear glass bowl featuring deep vertical rungs or ribs that radiate from the base to the shoulder. It is not a silver item. Such bowls are common in household kitchens for prep work or serving.
Key Features
Deep molded ribs, high transparency, thick glass walls, absence of silver content.
Material & Composition
Molded Glass/Non-Metal; contains no silver or precious metal components.
Finish & Decoration
Transparent clear glass with machine-molded vertical interior ribbing and a smooth rim.
Hallmarks & Stamps
No silver hallmarks present; likely has a molded manufacturer's logo or 'Made in [Country]' on the bottom center of the exterior.
Construction Details
Machine-pressed or injection-molded glass; recognizable by the uniform ribbing and seamless rim.
Functional Features
Tapered sides for nesting; heavy base for stability; heat-strengthened for kitchen use.
Handle & Grip Details
None; simple bowl form.
Craftsmanship Details
Industrial quality; uniform molding with minimal hand-finishing.
Authentication Indicators
Visual inspection confirms the item is transparent glass, not silver or silver plate. Lack of tarnish and light refraction are typical of silica-based glass.
Origin & Manufacturing
Mass-produced; likely origin China, USA, or France.
Era & Period
Contemporary/Modern (Late 20th Century to Present).
Age Estimate
Circa 1980-Present; modern utility glassware.
Cultural Significance
Represents the shift from ornate silver serving-ware to utilitarian, durable household glass in the 20th century.
Condition Notes
Excellent; no visible chips, cracks, or clouding from dishwasher use.
Value Estimate
$2.00 - $10.00 USD; primarily functional/thrift value.
Care & Maintenance
Dishwasher safe; avoid thermal shock (moving from freezer to boiling water). No silver polish required.
Similar Pieces
Tiffany & Co. Sterling 'Bamboo' bowls (metallic), Gorham ribbed silver bowls (metallic).
Interesting Facts
The ribbed aesthetic was popularized during the Depression Era to add perceived value to inexpensive mass-produced glassware.