Sterling Silver Onyx and Marcasite Ring Value Guide

Vintage Black Ring | eBay
Sterling Silver Onyx and Marcasite Ring
Estimated Value
$40 – $60
Period
1940-1980
Origin
Likely United Kingdom or United States
Materials
Sterling silver, black onyx, marcasite
Category
Onyx ring

This vintage sterling silver ring is a classic example of mid-20th-century revival jewelry, blending the bold geometry of Art Deco with the shimmering elegance of Victorian-style marcasite. Its elongated shield-shaped setting and marquise-cut black onyx center make it a striking statement piece for collectors of affordable luxury.

What Is Sterling Silver Onyx and Marcasite Ring Worth?

The typical price range for Sterling Silver Onyx and Marcasite Ring is $40 - $60 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

  • Condition of the marcasite stones, as missing or dull 'dead' stones significantly reduce the market value.
  • The presence of a clear maker's mark or origin stamp from the UK or US, which can provide provenance.
  • The overall weight of the sterling silver and the size of the marquise onyx cabochon.
  • The integrity of the setting, specifically ensuring the multiple rows of marcasite are securely intact.

How to Identify Sterling Silver Onyx and Marcasite Ring?

  • Check the interior band for a '925' or 'Sterling' hallmark to confirm the silver purity.
  • Inspect the marcasite stones under magnification to ensure they are individual stones set with tiny prongs rather than glued-in glass imitations.
  • Verify the center stone is genuine black onyx, which should feel cold to the touch and exhibit a smooth, opaque cabochon finish.
  • Look for the characteristic eye-shaped or elongated shield silhouette typical of 1940s-1980s revival designs.

History of Sterling Silver Onyx and Marcasite Ring

Marcasite-set jewelry became popular in the Victorian era when cut pyrite (called marcasite) was used as a bright, low-cost accent in silver pieces. Marquise-shaped onyx center stones and elongated shield motifs were revived in Art Deco and mid-20th-century revival styles. Sterling silver with marcasite accents has remained a staple of vintage and costume jewelry for its bold geometric look and relatively affordable luxury.

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