This vintage Uncas ring features a natural moss agate cabochon set in warm 10k gold filled metal. The elongated oval stone is oriented north–south, giving the ring an elegant, streamlined profile that highlights the organic beauty of the agate.
The moss agate displays characteristic internal inclusions, creating depth and natural patterning unique to each stone. The bezel setting is clean and well proportioned, allowing the stone to remain the focal point.
Fully signed by Uncas Manufacturing Co. and marked 10k Gold Filled, the ring reflects the quality and craftsmanship associated with this well-known American maker. It remains in excellent vintage condition with only light, age-appropriate wear.
Details
- Stone: Natural moss agate, oval cabochon
- Metal: 10k gold filled (not solid gold)
- Maker: Uncas Manufacturing Co. (signed)
- Setting: North–south orientation
- Condition: Excellent vintage condition
Measurements
- Stone size: 1 inch (26 mm) × 3/8 inch (10 mm)
- Band width: Approximately 1/16 inch (2 mm)
- Ring size: 6




