Preliminary identification

Mid-Century Costume Cocktail Ring with Expansion Band

Photo reference

4 uploaded photos

Overview

A bold, cluster-style cocktail ring featuring a mix of faceted black glass and smooth amber-toned cabochons. The piece is built on a classic mid-century 'one size fits all' expansion band, designed for maximum visual impact and ease of wear.

Story

Post-war fashion demanded 'more is more' as women embraced the cocktail hour. This ring was designed to catch the light of a lounge while holding a martini, offering high-society glamour at an accessible price point.

Maker / Origin

While unsigned, this piece follows the tradition of companies like Coro, Trifari, or Sarah Coventry, who democratized luxury. These makers used high-quality glass and innovative plating to ensure every woman could feel like a Hollywood starlet.

Condition & Value

The expansion band shows some visible oxidation and wear to the plating between the links. The stones appear intact, though the metal setting shows typical age-related patina. Wear to the plating reduces value by about 20%. Value is driven by the vintage 'kitsch' appeal and the popularity of mid-century accessories.

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Sold comps, value drivers, and venue guidance pulled from recent auction results.

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Market Analysis

Comparable demand stays strongest where maker, originality, and venue confidence line up. Broader examples still trade, but the range tightens quickly when provenance, condition, or selling lane fit is missing.

Value Drivers

  • Strong maker attribution with credible period details
  • Better-than-average condition for the category
  • Broader demand rises when presentation and finish feel intact

Concerns

  • Decorative-only demand limits the ceiling
  • Surface wear or missing provenance can compress the range fast
  • Regional sale lanes often underperform specialist venues

Best Venue

Specialty auction or a focused dealer with buyers already in this lane.

Comparable Sales

5 comps
Regional auction· Jun 2024
$1,280

Signed example with light edge wear and original frame.

Dealer archive· Mar 2024
$1,450

Comparable format with stronger provenance and cleaner surface.

Marketplace sale· Jan 2024
$980

Smaller related piece with visible craquelure and trimmed margins.

Estate platform· Oct 2023
$1,150

Period match with softer condition and weaker subject matter.

Auction result· Aug 2023
$1,375

Close market lane comp with similar material and presentation.