How can I verify the authenticity of a Ronald Westerhuis sculpture?

Authentic pieces are crafted from 316L marine-grade stainless steel and typically feature an engraved signature and year on the reverse or base. Larger studio works come with a certificate of authenticity issued by the RAW Studio in Zwolle, Netherlands.

What is the current market value for Ronald Westerhuis works?

In 2021, a 150 cm polished stainless steel sphere reached a price of approximately €45,000 at a European auction. Smaller 60 cm to 100 cm convex wall pieces regularly trade between €12,000 and €25,000 depending on the complexity of the finish.

What technical processes does Westerhuis use for his mirror finishes?

Westerhuis avoids traditional welding aesthetics by using industrial grinding techniques to create seamless joins, followed by 10 to 12 stages of hand-polishing to achieve a mirror-index rating above 95%.

Does Ronald Westerhuis create site-specific public art?

The artist specializes in monumental outdoor commissions, such as the 14-meter 'Rawsome' sculpture located at the Floriade Expo 2022 site in Almere, which weighs over 5,000 kilograms.

Artist

RONALD WESTERHUIS

Operating out of his Zwolle-based studio, this Dutch contemporary sculptor specializes in monumental stainless steel structures that utilize high-gloss polishing to manipulate light and space. His 2017 project for a private collection in Ibiza involved a 12-meter high reflective needle that remains one of the largest private steel commissions in Europe.

COLLECTION STATS

Works

"Sun" (2022) by Ronald Westerhuis

artMar 27, 2026

$45,000 - $85,000• Mar 2026

Rare