Chennai, Dec. 28 (PTI): Digvijay Singh carded a career-best seven-under 63 to consolidate his position on top with a seven-stroke lead after the penultimate round of the Royal Challenge Grand Prix at Madras Gymkhana golf course Saturday.

Mukesh Kumar was in second position with a five-under 65 to tally nine-under 201. He is followed by Feroz Ali, Rafiq Ali and R. Murthy — all on 205.