THE VEHICLE AT A GLANCE
Model dossier
- Production period
- 1963
- Body style
- Spider
- Chassis
- 10503*00002
- Type
- One-off
- Production
- 1
THE PEOPLE BEHIND THE CAR
Coachbuilding, design & conversions
PRICE & SALES RECORD
Vehicle value
- Original price
- Not documented
- Latest recorded sale
- Not documented
01 / THE STORY
History & context
The Alfa Romeo Giulia GT Spider is an intriguing chapter in Alfa Romeo’s history, despite never making it to production. The cabriolet version was conceived at a time when the iconic Alfa Romeo Spider was nearing the end of its lifecycle. To replace the beloved Spider, a convertible version derived from the Giulia GT, a model designed by the legendary Giorgetto Giugiaro for Bertone, was initially proposed. Visually, the Giulia GT Spider prototype closely mirrored the Giulia GT coupe, with only subtle adjustments. One significant change was the shortened chassis, adapted for the open-top format. The prototype of this Spider version was constructed in 1962, with further refinements made in 1963. The Alfa Romeo Style Center, under the guidance of Ernesto Cattoni, was tasked with developing the vehicle’s design, experimenting with alternative solutions for both the front and rear ends. The changes aimed to refresh the look, giving it distinct characteristics that could set it apart from its coupe counterpart while maintaining the brand’s design language. Despite these efforts, the Giulia GT Spider project did not move forward. The arrival of the Pininfarina-designed Duetto played a major role in this decision. The Duetto, with its more streamlined, modern lines, ultimately won Alfa Romeo’s favor. Its elegant and timeless design made it a better fit for the brand’s evolving image during the 1960s. Though the Giulia GT Spider never saw the light of production, it remains a fascinating “what if” in automotive history. The prototype reflects the design exploration and innovation of Alfa Romeo during a period of transition, serving as a reminder of the brand’s willingness to push boundaries before settling on the definitive direction represented by the Pininfarina Duetto. Photos courtesy of Lopresto Collection
02 / TECHNICAL IDENTITY
Specifications & construction
Production & construction
- Production
- 1
- Production type
- One-off
Design & manufacture
- Coachbuilder / Body Builder · Documented
- Bertone
- Manufacturer · Documented
- Alfa Romeo
- Designer · Candidate
- Ernesto Cattoni
04 / INDIVIDUAL HISTORY
Chassis & provenance
Ownership & provenance
- Ownership & history · Legacy attribution
- Car Collection
Chassis 10503*00002
- Chassis number
- 10503*00002
- Year
- 1963
06 / EVENTS & AWARDS
Events & awards
No events or documented awards are currently recorded for this vehicle.
07 / THE VEHICLE IN DETAIL
Photo gallery 9 photographs
Show 3 more photographs Show fewer photographs
08 / FROM THE ARCHIVE
Archive
References held in the vehicle dossier. Their inclusion does not establish that every historical claim has been independently verified.
| Reference | Source type |
|---|---|
| Automotive Masterpieces — 1963 Alfa Romeo Giulia GT Spider automotivemasterpieces.com | Independent specialist exact chassis |











THE CONVERSATION
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