Singapore stocks finished lower on Tuesday, with the benchmark Straits Times Index (STI) down 6.7 points, or 0.21 percent, to close at 3,174.75.

A total of 2.27 billion shares changed hands with turnover of 1.09 billion Singapore dollars (776.04 million U.S. dollars). Decliners outnumbered gainers 272 to 197.

The STI index gained 4.18 points, or 0.13 percent, to close at 3,181.45 on Monday.