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Antique 10K Black Onyx Cameo and Art Deco 14K Diamond and Ruby Rings

Item Details

Style: Antique, Art Deco
Material: 10K Gold, 14K Gold
Ring Size: 3.75, 4.50
Hallmarks: 14K SMCO (openwork gallery); Unmarked (cameo)
Total Weight (grams): 3.70 grams (10K); 2.30 grams (14K)
Additional Information: Cameo Ring is 10K; Openwork Ring is 14K; Rings are weighed separately

Type: Black Onyx
Shape: Oval Cameo
Dimension: 15.75 × 11.50 mm

Type: Diamond
Shape: Single Cut
Dimension: 1.70 mm
Carat Weight: 0.02 ct
Color Grade: H – I
Clarity Grade: I1 – I2

Type: Lab Grown Ruby
Shape: Baguette Faceted
Dimension: 6.50 × 3.00 mm

  • This item has been evaluated and verified by a GIA Graduate Gemologist.
  • All diamond and gemstone grading is done under GIA standards as the mounting permits, where gemstones are present; where mountings impede accurate measurements, (estimated) dimensions are provided. All weights and measurements are estimated and approximate. Treatments for jadeite and other gemstones are assumed unless otherwise noted.
  • Jewelry may contain minor markings/imperfections throughout.
  • While we represent items accurately on our site to the best of our ability, the color calibration of computer monitors can vary, causing colors to appear slightly different from one monitor to another. Due to this, please note that precise color representation of metal and gemstones is not always possible.


- wear, cracks and breaks to openwork in gallery in white gold ring.
- visible seams and porosity to shank in both rings.
- rings are out of round.
- diamond and ruby have chips and abrasions.

Item #


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