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£34,332 (Est: £33,352 - £50,028)
1933 Rolls–Royce 20/25 HP Cabriolet par Kellner
Belgium • 11 Oct 2025
Vehicle Details
AI Listing Summary
This 1933 Rolls-Royce 20/25 HP Cabriolet features coachwork by Kellner and has a rich history, including ownership by Prince Charles-Casimir Poniatowski. While described as being in beautiful presentation condition, it needs recommissioning and is missing a carburetor, which will need to be addressed by the new owner.
Condition
6
The car is described as being in beautiful presentation condition but requires recommissioning due to a missing carburetor. It has undergone some restoration work, but the need for recommissioning and a missing part prevents a higher rating.
/ 10
2,796 miles
Belgium
1933
Auction
Description
Rolls-Royce 20/25 HP Cabriolet par Kellner – 1933
French historic registration title
SANS RÉSERVE
The Rolls-Royce 20/25 HP was built between 1929 and 1936 to succeed the 20 HP.
It is the most popular Rolls-Royce of the interwar period.
All 20/25 HPs were equipped with bodywork made by independent coachbuilders, many of which were unique pieces.
Released from the Rolls-Royce factories around July 1933, this 20/25 HP was initially bodied as a limousine, and belonged to Prince Charles-Casimir Poniatowski.
In 1938, it was fitted at Kellner, in Paris, with a cabriolet body which is the one that still equips it today.
During World War II, it was requisitioned by the German General Staff then, at Liberation, it seems to have stayed on the Côte d’Azur, in the hands of an aristocrat. In the 1950s, it would have been used by a jazz pianist and, in 1968 it arrived in the collection of the late Dominique Geffré, well known among vintage car enthusiasts in the southwest, creator of ACSO Cla...
Price Analysis vs Other 20/25s
£3,600
Lowest Price (Since 2020)
£29,115
Median Price (Since 2020)
£207,000
Highest Price (Since 2020)
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Previous 20/25 Sales
MOT Information
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Auction House Headquarters
Aguttes
164 bis Avenue Charles de Gaulle, 92200 Neuilly-sur-Seine, France
Based in Neuilly-sur-Seine, France, Aguttes is a physical auction house handling classic, collector, and historic competition cars. They conduct live auctions across Europe, offering vehicle consignment and valuation services.

















