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Triennale Armchair Prototypes by Gio Ponti for I.S.A. Bergamo, with certificate

$86,166.31per set
£63,865.95per set
€75,000per setVAT Included
CA$120,220.53per set
A$122,863.59per set
CHF 70,159.88per set
MX$1,598,736.16per set
NOK 801,652.39per set
SEK 835,550.48per set
DKK 571,825.30per set

About the Item

Pair of “Triennale” Armchairs by Gio Ponti for I.S.A. Bergamo, 1951 An important and rare pair of “Triennale” armchairs, designed by Gio Ponti and produced by I.S.A. Bergamo in 1951, featuring a wooden frame with an upholstered seat and backrest, covered in beige Vipla faux leather. This pair is both charming and highly collectible, perfectly embodying the elegance, lightness of design, and formal refinement that make Gio Ponti one of the leading figures of 20th-century Italian design. The design is highly recognizable: the dark wooden structure, slender and architectural, frames the upholstered backrest and seat with extraordinary grace, creating a perfect balance between linear rigor and visual softness. The most distinctive feature of this model lies precisely in the backrest, with its sinuous, floating silhouette, which gives the armchairs a sculptural yet light, sophisticated, and homey presence. It is a formal solution that fully reflects Ponti’s sensibility: transforming a functional element into an object of great aesthetic intensity, capable of harmonizing with both historical interiors and high-end contemporary spaces. This pair is further supported by an expert report from the Gio Ponti Archives, no. 26041/000, which confirms that it is the “Triennale” model designed by Gio Ponti and produced by I.S.A. Bergamo, and also identifies 1951 as the definite date of manufacture. The archive also highlights a particularly significant detail: the armchairs examined in the expert report feature a backrest design very similar to the silhouette documented in the Gio Ponti Archives, which differs from the later, mass-produced version published in Domus. This aspect suggests the existence of an early, non-industrialized series, closer to Ponti’s original sketch, followed by a later variant with a simplified backrest. It is precisely this detail that makes the pair even more interesting: it is not merely a documented model, but a possible example related to an early phase of the project, closer to the designer’s original idea. For a collector, a renowned interior designer, or a museum-level collection, this holds great value, as it combines aesthetic quality, rarity, and historical authenticity. The armchairs also stand out for their extraordinary decorative versatility. Although rooted in the finest postwar Italian design, they retain a surprisingly contemporary presence: they can take center stage in a cultured and refined living room, an executive study, an elegant hall, or as part of a collection dedicated to historic Italian design. The combination of the dark wooden frame and the beige Vipla upholstery creates a warm, balanced look and a sense of understated exclusivity. Overall, this pair represents a truly significant opportunity for those wishing to acquire two rare, documented chairs that vividly embody Gio Ponti’s design language. A collection of great elegance, combining historical value, visual impact, and collectible significance. Bibliography: — Domus, No. 280, March 1953 — I. De Guttry & M. P. Maino, “Italian Furniture” "From the 1940s and 1950s," 1992, model reproduced on p. 237, fig. 24
  • Creator:
    Gio Ponti (Designer)
  • Dimensions:
    Height: 41.74 in (106 cm)Width: 24.81 in (63 cm)Depth: 23.63 in (60 cm)
  • Sold As:
    Set of 2
  • Style:
    Mid-Century Modern (Of the Period)
  • Materials and Techniques:
  • Place of Origin:
  • Period:
  • Date of Manufacture:
    1951
  • Condition:
    Wear consistent with age and use. The armchairs are in their original condition; the fabric is intact and well-preserved, with only minor scratches. Please note that the armchairs come with an original certificate from the Ponti Archive.
  • Seller Location:
    Milano, IT
  • Reference Number:
    1stDibs: LU4911250713222

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