Preliminary identification

Eames for Herman Miller Fiberglass Side Chair (DSX) on Contract Base

Photo reference

5 uploaded photos

Overview

A quintessential piece of 20th-century design, this molded fiberglass 'shell' chair features the highly sought-after visible glass fibers and a four-star contract swivel base. The seafoam or sage green color is a classic period-correct hue that highlights the organic, ergonomic curves pioneered by the Eames office.

Story

In 1950, this became the first mass-produced plastic chair in history. Charles and Ray Eames spent years perfecting the mold to ensure a single shell could comfortably support the human frame without expensive upholstery. It transformed the American office from a place of heavy wood into a space of light and color.

Maker / Origin

Charles and Ray Eames were a husband-and-wife powerhouse who believed design should provide 'the best for the most for the least.' Their partnership with Herman Miller turned experimental wartime materials, like molded plywood and fiberglass, into household icons that remain in production today.

Condition & Value

The fiberglass shell shows good fiber definition with typical surface scuffing. The metal base exhibits heavy pitting and oxidation, and at least one caster appears to be failing or taped. These signs of heavy use are common but do require restoration to reach top-tier pricing.

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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.