Iulia was also spotted with Salman's sister Alvira and her husband Atul Agnihotri.
This is the second time in so many days that Romanian model Iulia has made so public an appearance with Salman - on Wednesday, she was spotted at Mumbai airport with him and his family, helping his mother Salma Khan navigate the crowded terminal. Some sections of the press suggest that wedding bells will soon chime - Salman, who has resolutely clung onto his bachelor status all these years, may marry to please his mother, say reports.
The star-studded guest list at Preity Zinta's reception included several other major celebrities, including Shah Rukh Khan, with whom she has made movies like Dil Se, Kal Ho Naa Ho and Veer Zaara.
Preity, 41, looked lovely in red and posed with husband Gene Goodenough. They married in Los Angeles in February.
Actor Shahid Kapoor and pregnant wife Mira Rajput also received an invite, as did actress Sushmita Sen.
Madhuri Dixit and her husband Dr Sriram Nene were among the first guests to be photographed. Lara Dutta, looking deadly in black, arrived with tennis star husband Mahesh Bhupathi.
Cricketer Yuvraj Singh arrived with fiancee Hazel Keech. Abhishek Bachchan came solo, his wife Aishwarya Rai Bachchan is currently conquering Cannes.
Juhi Chawla, Dino Morea, directors Farah Khan and Karan Johar, cousins Abhay and Bobby Deol were all on the guest list.