United States, dated 1986, earthenware, sang and blue reduction fired glaze with iridescence, signed and dated 1986, maker's mark "ON," printed paper label from the Natzler Archives "X490" and incised "VI," ht. 10 1/4, wd. 6 1/2, dp. 6 1/2 in. — OTTO NATZLER (1908-2007) CUBE WITH STEPPED PIPES

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Estimate: $5,000–$7,000 hammer
Result
Performance
Sale: Bonhams — Modern Design, Online, Skinner Marlborough, Massachusetts · 12 May 2025
Record ID: TB-2026-117682
Record: first seen 20 Jul 2026 · updated 22 Jul 2026 · source ↗
Cite this record: TB-2026-117682 — https://thebasis.art/cite/TB-2026-117682

Otto Natzler, United States, dated 1986, earthenware, sang and blue reduction fired glaze with iridescence, signed and dated 1986, maker's mark "ON," printed paper label from the Natzler Archives "X490" and incised "VI," ht. 10 1/4, wd. 6 1/2, dp. 6 1/2 in. Bonhams, 12 May 2025, lot 414. bought in (did not sell). TheBasis.Art, TB-2026-117682.

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Otto Natzler, United States, dated 1986, earthenware, sang and blue reduction fired glaze with iridescence, signed and dated 1986, maker's mark "ON," printed paper label from the Natzler Archives "X490" and incised "VI," ht. 10 1/4, wd. 6 1/2, dp. 6 1/2 in. Bonhams, 12 May 2025, lot 414. bought in (did not sell). TheBasis.Art, TB-2026-117682.

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From the same sale Modern Design · May 2025

Lot	Artist	Estimate
New York, New York, early 20th century, iridescent glass, decanter wi…	Tiffany Studios Gold Favrile Decanter And Six Cordial Cups	$2,000–$3,000
New York, New York, early 20th century, iridescent glass, gilt bronze…	Pair Of Tiffany Studios Candlesticks With Gold Favrile Shades	$4,000–$6,000
Vineland, New Jersey, c. 1928, iridescent glass, script mark "V Duran…	Victor Durand JR.	$400–$600
Vineland, New Jersey, c. 1928, iridescent glass, unmarked, ht. 10 in.…	Emil Larson	$400–$600
New Bedford, Massachusetts, early 20th century, Exeter shade, unmarke…	Pairpoint Acid-etched And Reverse-painted Glass Table Lamp	$500–$800
France, late 19th/early 20th century, gilt bronze, signed "Raoul Larc…	Francois-raoul Larche	$1,500–$2,500

Comparable results nearest sold works, same medium & price band

Artist	Lot	Result USD, incl. premium	Sale
Otto Natzler	R (Vertical half-disk on cylinder)	$6,250	Rago, May 2022
Otto Natzler	Cube with four stepped pipes on circular base		Rago, May 2022
Otto Natzler	Split disk form		Rago, Jun 2026
Otto Natzler	Double-Curved Closed-Form Vase		Heritage Auctions, Sep 2022
Otto Natzler	Cube with frag top		Rago, Jun 2026
Otto Natzler	Sang de Bouef Vase		Heritage Auctions, Feb 2023
Otto Natzler	Bowl		Sotheby's, Oct 2023
Otto Natzler	Large fragmented cube on tall pyramidal base		Rago, May 2022

The closest sold results by price, artist, and medium — the appraiser's comp set, generated from the corpus. All figures converted to USD at current reference rates.